21490820400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:549

約数の個数: 480

約数和(自身を含む): 80776401408

約数和(自身を除く): 59285581008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 73, 75, 80, 84, 100, 101, 105, 112, 120, 140, 146, 150, 168, 175, 200, 202, 210, 219, 240, 280, 292, 300, 303, 336, 347, 350, 365, 400, 404, 420, 438, 505, 511, 525, 560, 584, 600, 606, 694, 700, 707, 730, 808, 840, 876, 1010, 1022, 1041, 1050, 1095, 1168, 1200, 1212, 1388, 1400, 1414, 1460, 1515, 1533, 1616, 1680, 1735, 1752, 1825, 2020, 2044, 2082, 2100, 2121, 2190, 2424, 2429, 2525, 2555, 2776, 2800, 2828, 2920, 3030, 3066, 3470, 3504, 3535, 3650, 4040, 4088, 4164, 4200, 4242, 4380, 4848, 4858, 5050, 5110, 5205, 5475, 5552, 5656, 5840, 6060, 6132, 6940, 7070, 7287, 7300, 7373, 7575, 7665, 8080, 8176, 8328, 8400, 8484, 8675, 8760, 9716, 10100, 10220, 10410, 10605, 10950, 11312, 12120, 12145, 12264, 12775, 13880, 14140, 14574, 14600, 14746, 15150, 15330, 16656, 16968, 17350, 17520, 17675, 19432, 20200, 20440, 20820, 21210, 21900, 22119, 24240, 24290, 24528, 25331, 25550, 26025, 27760, 28280, 29148, 29200, 29492, 30300, 30660, 33936, 34700, 35047, 35350, 36435, 36865, 38325, 38864, 40400, 40880, 41640, 42420, 43800, 44238, 48580, 50662, 51100, 51611, 52050, 53025, 56560, 58296, 58984, 60600, 60725, 61320, 69400, 70094, 70700, 72870, 73730, 75993, 76650, 83280, 84840, 87600, 88476, 97160, 101324, 102200, 103222, 104100, 105141, 106050, 110595, 116592, 117968, 121200, 121450, 122640, 126655, 138800, 140188, 141400, 145740, 147460, 151986, 153300, 154833, 169680, 175235, 176952, 177317, 182175, 184325, 194320, 202648, 204400, 206444, 208200, 210282, 212100, 221190, 242900, 245329, 253310, 258055, 280376, 282800, 291480, 294920, 303972, 306600, 309666, 350470, 353904, 354634, 364350, 368650, 379965, 405296, 412888, 416400, 420564, 424200, 442380, 485800, 490658, 506620, 516110, 525705, 531951, 552975, 560752, 582960, 589840, 607944, 613200, 619332, 633275, 700940, 709268, 728700, 735987, 737300, 759930, 774165, 825776, 841128, 848400, 876175, 884760, 886585, 971600, 981316, 1013240, 1032220, 1051410, 1063902, 1105950, 1215888, 1226645, 1238664, 1266550, 1290275, 1401880, 1418536, 1457400, 1471974, 1474600, 1519860, 1548330, 1682256, 1752350, 1769520, 1773170, 1899825, 1962632, 2026480, 2064440, 2102820, 2127804, 2211900, 2453290, 2477328, 2533100, 2558431, 2580550, 2628525, 2659755, 2803760, 2837072, 2914800, 2943948, 2949200, 3039720, 3096660, 3504700, 3546340, 3679935, 3799650, 3870825, 3925264, 4128880, 4205640, 4255608, 4423800, 4432925, 4906580, 5066200, 5116862, 5161100, 5257050, 5319510, 5887896, 6079440, 6133225, 6193320, 7009400, 7092680, 7359870, 7599300, 7675293, 7741650, 8411280, 8511216, 8847600, 8865850, 9813160, 10132400, 10233724, 10322200, 10514100, 10639020, 11775792, 12266450, 12386640, 12792155, 13298775, 14018800, 14185360, 14719740, 15198600, 15350586, 15483300, 17731700, 17909017, 18399675, 19626320, 20467448, 20644400, 21028200, 21278040, 24532900, 25584310, 26597550, 29439480, 30397200, 30701172, 30966600, 35463400, 35818034, 36799350, 38376465, 40934896, 42056400, 42556080, 49065800, 51168620, 53195100, 53727051, 58878960, 61402344, 61933200, 63960775, 70926800, 71636068, 73598700, 76752930, 89545085, 98131600, 102337240, 106390200, 107454102, 122804688, 127921550, 143272136, 147197400, 153505860, 179090170, 191882325, 204674480, 212780400, 214908204, 255843100, 268635255, 286544272, 294394800, 307011720, 358180340, 383764650, 429816408, 447725425, 511686200, 537270510, 614023440, 716360680, 767529300, 859632816, 895450850, 1023372400, 1074541020, 1343176275, 1432721360, 1535058600, 1790901700, 2149082040, 2686352550, 3070117200, 3581803400, 4298164080, 5372705100, 7163606800, 10745410200, 21490820400]

約数ペア:

[(1, 21490820400), (2, 10745410200), (3, 7163606800), (4, 5372705100), (5, 4298164080), (6, 3581803400), (7, 3070117200), (8, 2686352550), (10, 2149082040), (12, 1790901700), (14, 1535058600), (15, 1432721360), (16, 1343176275), (20, 1074541020), (21, 1023372400), (24, 895450850), (25, 859632816), (28, 767529300), (30, 716360680), (35, 614023440), (40, 537270510), (42, 511686200), (48, 447725425), (50, 429816408), (56, 383764650), (60, 358180340), (70, 307011720), (73, 294394800), (75, 286544272), (80, 268635255), (84, 255843100), (100, 214908204), (101, 212780400), (105, 204674480), (112, 191882325), (120, 179090170), (140, 153505860), (146, 147197400), (150, 143272136), (168, 127921550), (175, 122804688), (200, 107454102), (202, 106390200), (210, 102337240), (219, 98131600), (240, 89545085), (280, 76752930), (292, 73598700), (300, 71636068), (303, 70926800), (336, 63960775), (347, 61933200), (350, 61402344), (365, 58878960), (400, 53727051), (404, 53195100), (420, 51168620), (438, 49065800), (505, 42556080), (511, 42056400), (525, 40934896), (560, 38376465), (584, 36799350), (600, 35818034), (606, 35463400), (694, 30966600), (700, 30701172), (707, 30397200), (730, 29439480), (808, 26597550), (840, 25584310), (876, 24532900), (1010, 21278040), (1022, 21028200), (1041, 20644400), (1050, 20467448), (1095, 19626320), (1168, 18399675), (1200, 17909017), (1212, 17731700), (1388, 15483300), (1400, 15350586), (1414, 15198600), (1460, 14719740), (1515, 14185360), (1533, 14018800), (1616, 13298775), (1680, 12792155), (1735, 12386640), (1752, 12266450), (1825, 11775792), (2020, 10639020), (2044, 10514100), (2082, 10322200), (2100, 10233724), (2121, 10132400), (2190, 9813160), (2424, 8865850), (2429, 8847600), (2525, 8511216), (2555, 8411280), (2776, 7741650), (2800, 7675293), (2828, 7599300), (2920, 7359870), (3030, 7092680), (3066, 7009400), (3470, 6193320), (3504, 6133225), (3535, 6079440), (3650, 5887896), (4040, 5319510), (4088, 5257050), (4164, 5161100), (4200, 5116862), (4242, 5066200), (4380, 4906580), (4848, 4432925), (4858, 4423800), (5050, 4255608), (5110, 4205640), (5205, 4128880), (5475, 3925264), (5552, 3870825), (5656, 3799650), (5840, 3679935), (6060, 3546340), (6132, 3504700), (6940, 3096660), (7070, 3039720), (7287, 2949200), (7300, 2943948), (7373, 2914800), (7575, 2837072), (7665, 2803760), (8080, 2659755), (8176, 2628525), (8328, 2580550), (8400, 2558431), (8484, 2533100), (8675, 2477328), (8760, 2453290), (9716, 2211900), (10100, 2127804), (10220, 2102820), (10410, 2064440), (10605, 2026480), (10950, 1962632), (11312, 1899825), (12120, 1773170), (12145, 1769520), (12264, 1752350), (12775, 1682256), (13880, 1548330), (14140, 1519860), (14574, 1474600), (14600, 1471974), (14746, 1457400), (15150, 1418536), (15330, 1401880), (16656, 1290275), (16968, 1266550), (17350, 1238664), (17520, 1226645), (17675, 1215888), (19432, 1105950), (20200, 1063902), (20440, 1051410), (20820, 1032220), (21210, 1013240), (21900, 981316), (22119, 971600), (24240, 886585), (24290, 884760), (24528, 876175), (25331, 848400), (25550, 841128), (26025, 825776), (27760, 774165), (28280, 759930), (29148, 737300), (29200, 735987), (29492, 728700), (30300, 709268), (30660, 700940), (33936, 633275), (34700, 619332), (35047, 613200), (35350, 607944), (36435, 589840), (36865, 582960), (38325, 560752), (38864, 552975), (40400, 531951), (40880, 525705), (41640, 516110), (42420, 506620), (43800, 490658), (44238, 485800), (48580, 442380), (50662, 424200), (51100, 420564), (51611, 416400), (52050, 412888), (53025, 405296), (56560, 379965), (58296, 368650), (58984, 364350), (60600, 354634), (60725, 353904), (61320, 350470), (69400, 309666), (70094, 306600), (70700, 303972), (72870, 294920), (73730, 291480), (75993, 282800), (76650, 280376), (83280, 258055), (84840, 253310), (87600, 245329), (88476, 242900), (97160, 221190), (101324, 212100), (102200, 210282), (103222, 208200), (104100, 206444), (105141, 204400), (106050, 202648), (110595, 194320), (116592, 184325), (117968, 182175), (121200, 177317), (121450, 176952), (122640, 175235), (126655, 169680), (138800, 154833), (140188, 153300), (141400, 151986), (145740, 147460)]