20188780920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{7211}}^1$

素因数の和:7347

約数の個数: 384

約数和(自身を含む): 82625287680

約数和(自身を除く): 62436506760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 101, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 202, 210, 220, 231, 252, 264, 280, 303, 308, 315, 330, 360, 385, 396, 404, 420, 440, 462, 495, 504, 505, 606, 616, 630, 660, 693, 707, 770, 792, 808, 840, 909, 924, 990, 1010, 1111, 1155, 1212, 1260, 1320, 1386, 1414, 1515, 1540, 1818, 1848, 1980, 2020, 2121, 2222, 2310, 2424, 2520, 2772, 2828, 3030, 3080, 3333, 3465, 3535, 3636, 3960, 4040, 4242, 4444, 4545, 4620, 5544, 5555, 5656, 6060, 6363, 6666, 6930, 7070, 7211, 7272, 7777, 8484, 8888, 9090, 9240, 9999, 10605, 11110, 12120, 12726, 13332, 13860, 14140, 14422, 15554, 16665, 16968, 18180, 19998, 21210, 21633, 22220, 23331, 25452, 26664, 27720, 28280, 28844, 31108, 31815, 33330, 36055, 36360, 38885, 39996, 42420, 43266, 44440, 46662, 49995, 50477, 50904, 57688, 62216, 63630, 64899, 66660, 69993, 72110, 77770, 79321, 79992, 84840, 86532, 93324, 99990, 100954, 108165, 116655, 127260, 129798, 133320, 139986, 144220, 151431, 155540, 158642, 173064, 186648, 199980, 201908, 216330, 233310, 237963, 252385, 254520, 259596, 279972, 288440, 302862, 311080, 317284, 324495, 349965, 396605, 399960, 403816, 432660, 454293, 466620, 475926, 504770, 519192, 555247, 559944, 605724, 634568, 648990, 699930, 713889, 728311, 757155, 793210, 865320, 908586, 933240, 951852, 1009540, 1110494, 1189815, 1211448, 1297980, 1399860, 1427778, 1456622, 1514310, 1586420, 1665741, 1817172, 1903704, 2019080, 2184933, 2220988, 2271465, 2379630, 2595960, 2776235, 2799720, 2855556, 2913244, 3028620, 3172840, 3331482, 3569445, 3634344, 3641555, 4369866, 4441976, 4542930, 4759260, 4997223, 5098177, 5552470, 5711112, 5826488, 6057240, 6554799, 6662964, 7138890, 7283110, 8011421, 8328705, 8739732, 9085860, 9518520, 9994446, 10196354, 10924665, 11104940, 13109598, 13325928, 14277780, 14566220, 15294531, 16022842, 16657410, 17479464, 18171720, 19988892, 20392708, 21849330, 22209880, 24034263, 24986115, 25490885, 26219196, 28555560, 29132440, 30589062, 32045684, 32773995, 33314820, 39977784, 40057105, 40785416, 43698660, 45883593, 48068526, 49972230, 50981770, 52438392, 56079947, 61178124, 64091368, 65547990, 66629640, 72102789, 76472655, 80114210, 87397320, 91767186, 96137052, 99944460, 101963540, 112159894, 120171315, 122356248, 131095980, 144205578, 152945310, 160228420, 168239841, 183534372, 192274104, 199888920, 203927080, 224319788, 229417965, 240342630, 262191960, 280399735, 288411156, 305890620, 320456840, 336479682, 360513945, 367068744, 448639576, 458835930, 480685260, 504719523, 560799470, 576822312, 611781240, 672959364, 721027890, 841199205, 917671860, 961370520, 1009439046, 1121598940, 1345918728, 1442055780, 1682398410, 1835343720, 2018878092, 2243197880, 2523597615, 2884111560, 3364796820, 4037756184, 5047195230, 6729593640, 10094390460, 20188780920]

約数ペア:

[(1, 20188780920), (2, 10094390460), (3, 6729593640), (4, 5047195230), (5, 4037756184), (6, 3364796820), (7, 2884111560), (8, 2523597615), (9, 2243197880), (10, 2018878092), (11, 1835343720), (12, 1682398410), (14, 1442055780), (15, 1345918728), (18, 1121598940), (20, 1009439046), (21, 961370520), (22, 917671860), (24, 841199205), (28, 721027890), (30, 672959364), (33, 611781240), (35, 576822312), (36, 560799470), (40, 504719523), (42, 480685260), (44, 458835930), (45, 448639576), (55, 367068744), (56, 360513945), (60, 336479682), (63, 320456840), (66, 305890620), (70, 288411156), (72, 280399735), (77, 262191960), (84, 240342630), (88, 229417965), (90, 224319788), (99, 203927080), (101, 199888920), (105, 192274104), (110, 183534372), (120, 168239841), (126, 160228420), (132, 152945310), (140, 144205578), (154, 131095980), (165, 122356248), (168, 120171315), (180, 112159894), (198, 101963540), (202, 99944460), (210, 96137052), (220, 91767186), (231, 87397320), (252, 80114210), (264, 76472655), (280, 72102789), (303, 66629640), (308, 65547990), (315, 64091368), (330, 61178124), (360, 56079947), (385, 52438392), (396, 50981770), (404, 49972230), (420, 48068526), (440, 45883593), (462, 43698660), (495, 40785416), (504, 40057105), (505, 39977784), (606, 33314820), (616, 32773995), (630, 32045684), (660, 30589062), (693, 29132440), (707, 28555560), (770, 26219196), (792, 25490885), (808, 24986115), (840, 24034263), (909, 22209880), (924, 21849330), (990, 20392708), (1010, 19988892), (1111, 18171720), (1155, 17479464), (1212, 16657410), (1260, 16022842), (1320, 15294531), (1386, 14566220), (1414, 14277780), (1515, 13325928), (1540, 13109598), (1818, 11104940), (1848, 10924665), (1980, 10196354), (2020, 9994446), (2121, 9518520), (2222, 9085860), (2310, 8739732), (2424, 8328705), (2520, 8011421), (2772, 7283110), (2828, 7138890), (3030, 6662964), (3080, 6554799), (3333, 6057240), (3465, 5826488), (3535, 5711112), (3636, 5552470), (3960, 5098177), (4040, 4997223), (4242, 4759260), (4444, 4542930), (4545, 4441976), (4620, 4369866), (5544, 3641555), (5555, 3634344), (5656, 3569445), (6060, 3331482), (6363, 3172840), (6666, 3028620), (6930, 2913244), (7070, 2855556), (7211, 2799720), (7272, 2776235), (7777, 2595960), (8484, 2379630), (8888, 2271465), (9090, 2220988), (9240, 2184933), (9999, 2019080), (10605, 1903704), (11110, 1817172), (12120, 1665741), (12726, 1586420), (13332, 1514310), (13860, 1456622), (14140, 1427778), (14422, 1399860), (15554, 1297980), (16665, 1211448), (16968, 1189815), (18180, 1110494), (19998, 1009540), (21210, 951852), (21633, 933240), (22220, 908586), (23331, 865320), (25452, 793210), (26664, 757155), (27720, 728311), (28280, 713889), (28844, 699930), (31108, 648990), (31815, 634568), (33330, 605724), (36055, 559944), (36360, 555247), (38885, 519192), (39996, 504770), (42420, 475926), (43266, 466620), (44440, 454293), (46662, 432660), (49995, 403816), (50477, 399960), (50904, 396605), (57688, 349965), (62216, 324495), (63630, 317284), (64899, 311080), (66660, 302862), (69993, 288440), (72110, 279972), (77770, 259596), (79321, 254520), (79992, 252385), (84840, 237963), (86532, 233310), (93324, 216330), (99990, 201908), (100954, 199980), (108165, 186648), (116655, 173064), (127260, 158642), (129798, 155540), (133320, 151431), (139986, 144220)]