21152802840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{34679}}^1$

素因数の和:34746

約数の個数: 256

約数和(自身を含む): 75508070400

約数和(自身を除く): 54355267560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 23, 24, 26, 30, 34, 39, 40, 46, 51, 52, 60, 65, 68, 69, 78, 85, 92, 102, 104, 115, 120, 130, 136, 138, 156, 170, 184, 195, 204, 221, 230, 255, 260, 276, 299, 312, 340, 345, 390, 391, 408, 442, 460, 510, 520, 552, 598, 663, 680, 690, 780, 782, 884, 897, 920, 1020, 1105, 1173, 1196, 1326, 1380, 1495, 1560, 1564, 1768, 1794, 1955, 2040, 2210, 2346, 2392, 2652, 2760, 2990, 3128, 3315, 3588, 3910, 4420, 4485, 4692, 5083, 5304, 5865, 5980, 6630, 7176, 7820, 8840, 8970, 9384, 10166, 11730, 11960, 13260, 15249, 15640, 17940, 20332, 23460, 25415, 26520, 30498, 34679, 35880, 40664, 46920, 50830, 60996, 69358, 76245, 101660, 104037, 121992, 138716, 152490, 173395, 203320, 208074, 277432, 304980, 346790, 416148, 450827, 520185, 589543, 609960, 693580, 797617, 832296, 901654, 1040370, 1179086, 1352481, 1387160, 1595234, 1768629, 1803308, 2080740, 2254135, 2358172, 2392851, 2704962, 2947715, 3190468, 3537258, 3606616, 3988085, 4161480, 4508270, 4716344, 4785702, 5409924, 5895430, 6380936, 6762405, 7074516, 7664059, 7976170, 8843145, 9016540, 9571404, 10369021, 10819848, 11790860, 11964255, 13524810, 13559489, 14149032, 15328118, 15952340, 17686290, 18033080, 19142808, 20738042, 22992177, 23581720, 23928510, 27049620, 27118978, 30656236, 31107063, 31904680, 35372580, 38320295, 40678467, 41476084, 45984354, 47857020, 51845105, 54099240, 54237956, 61312472, 62214126, 67797445, 70745160, 76640590, 81356934, 82952168, 91968708, 95714040, 103690210, 108475912, 114960885, 124428252, 135594890, 153281180, 155535315, 162713868, 176273357, 183937416, 203392335, 207380420, 229921770, 248856504, 271189780, 306562360, 311070630, 325427736, 352546714, 406784670, 414760840, 459843540, 528820071, 542379560, 622141260, 705093428, 813569340, 881366785, 919687080, 1057640142, 1244282520, 1410186856, 1627138680, 1762733570, 2115280284, 2644100355, 3525467140, 4230560568, 5288200710, 7050934280, 10576401420, 21152802840]

約数ペア:

[(1, 21152802840), (2, 10576401420), (3, 7050934280), (4, 5288200710), (5, 4230560568), (6, 3525467140), (8, 2644100355), (10, 2115280284), (12, 1762733570), (13, 1627138680), (15, 1410186856), (17, 1244282520), (20, 1057640142), (23, 919687080), (24, 881366785), (26, 813569340), (30, 705093428), (34, 622141260), (39, 542379560), (40, 528820071), (46, 459843540), (51, 414760840), (52, 406784670), (60, 352546714), (65, 325427736), (68, 311070630), (69, 306562360), (78, 271189780), (85, 248856504), (92, 229921770), (102, 207380420), (104, 203392335), (115, 183937416), (120, 176273357), (130, 162713868), (136, 155535315), (138, 153281180), (156, 135594890), (170, 124428252), (184, 114960885), (195, 108475912), (204, 103690210), (221, 95714040), (230, 91968708), (255, 82952168), (260, 81356934), (276, 76640590), (299, 70745160), (312, 67797445), (340, 62214126), (345, 61312472), (390, 54237956), (391, 54099240), (408, 51845105), (442, 47857020), (460, 45984354), (510, 41476084), (520, 40678467), (552, 38320295), (598, 35372580), (663, 31904680), (680, 31107063), (690, 30656236), (780, 27118978), (782, 27049620), (884, 23928510), (897, 23581720), (920, 22992177), (1020, 20738042), (1105, 19142808), (1173, 18033080), (1196, 17686290), (1326, 15952340), (1380, 15328118), (1495, 14149032), (1560, 13559489), (1564, 13524810), (1768, 11964255), (1794, 11790860), (1955, 10819848), (2040, 10369021), (2210, 9571404), (2346, 9016540), (2392, 8843145), (2652, 7976170), (2760, 7664059), (2990, 7074516), (3128, 6762405), (3315, 6380936), (3588, 5895430), (3910, 5409924), (4420, 4785702), (4485, 4716344), (4692, 4508270), (5083, 4161480), (5304, 3988085), (5865, 3606616), (5980, 3537258), (6630, 3190468), (7176, 2947715), (7820, 2704962), (8840, 2392851), (8970, 2358172), (9384, 2254135), (10166, 2080740), (11730, 1803308), (11960, 1768629), (13260, 1595234), (15249, 1387160), (15640, 1352481), (17940, 1179086), (20332, 1040370), (23460, 901654), (25415, 832296), (26520, 797617), (30498, 693580), (34679, 609960), (35880, 589543), (40664, 520185), (46920, 450827), (50830, 416148), (60996, 346790), (69358, 304980), (76245, 277432), (101660, 208074), (104037, 203320), (121992, 173395), (138716, 152490)]