15677655440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{251567}}^1$

素因数の和:251640

約数の個数: 80

約数和(自身を含む): 39304984320

約数和(自身を除く): 23627328880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1520, 1558, 1640, 3116, 3280, 3895, 6232, 7790, 12464, 15580, 31160, 62320, 251567, 503134, 1006268, 1257835, 2012536, 2515670, 4025072, 4779773, 5031340, 9559546, 10062680, 10314247, 19119092, 20125360, 20628494, 23898865, 38238184, 41256988, 47797730, 51571235, 76476368, 82513976, 95595460, 103142470, 165027952, 191190920, 195970693, 206284940, 382381840, 391941386, 412569880, 783882772, 825139760, 979853465, 1567765544, 1959706930, 3135531088, 3919413860, 7838827720, 15677655440]

約数ペア:

[(1, 15677655440), (2, 7838827720), (4, 3919413860), (5, 3135531088), (8, 1959706930), (10, 1567765544), (16, 979853465), (19, 825139760), (20, 783882772), (38, 412569880), (40, 391941386), (41, 382381840), (76, 206284940), (80, 195970693), (82, 191190920), (95, 165027952), (152, 103142470), (164, 95595460), (190, 82513976), (205, 76476368), (304, 51571235), (328, 47797730), (380, 41256988), (410, 38238184), (656, 23898865), (760, 20628494), (779, 20125360), (820, 19119092), (1520, 10314247), (1558, 10062680), (1640, 9559546), (3116, 5031340), (3280, 4779773), (3895, 4025072), (6232, 2515670), (7790, 2012536), (12464, 1257835), (15580, 1006268), (31160, 503134), (62320, 251567)]