289316080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1621}}^1$

素因数の和:1754

約数の個数: 80

約数和(自身を含む): 709579584

約数和(自身を除く): 420263504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 97, 115, 184, 194, 230, 368, 388, 460, 485, 776, 920, 970, 1552, 1621, 1840, 1940, 2231, 3242, 3880, 4462, 6484, 7760, 8105, 8924, 11155, 12968, 16210, 17848, 22310, 25936, 32420, 35696, 37283, 44620, 64840, 74566, 89240, 129680, 149132, 157237, 178480, 186415, 298264, 314474, 372830, 596528, 628948, 745660, 786185, 1257896, 1491320, 1572370, 2515792, 2982640, 3144740, 3616451, 6289480, 7232902, 12578960, 14465804, 18082255, 28931608, 36164510, 57863216, 72329020, 144658040, 289316080]

約数ペア:

[(1, 289316080), (2, 144658040), (4, 72329020), (5, 57863216), (8, 36164510), (10, 28931608), (16, 18082255), (20, 14465804), (23, 12578960), (40, 7232902), (46, 6289480), (80, 3616451), (92, 3144740), (97, 2982640), (115, 2515792), (184, 1572370), (194, 1491320), (230, 1257896), (368, 786185), (388, 745660), (460, 628948), (485, 596528), (776, 372830), (920, 314474), (970, 298264), (1552, 186415), (1621, 178480), (1840, 157237), (1940, 149132), (2231, 129680), (3242, 89240), (3880, 74566), (4462, 64840), (6484, 44620), (7760, 37283), (8105, 35696), (8924, 32420), (11155, 25936), (12968, 22310), (16210, 17848)]