97975980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:525

約数の個数: 120

約数和(自身を含む): 309920688

約数和(自身を除く): 211944708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 197, 270, 307, 324, 394, 405, 540, 591, 614, 788, 810, 921, 985, 1182, 1228, 1535, 1620, 1773, 1842, 1970, 2364, 2763, 2955, 3070, 3546, 3684, 3940, 4605, 5319, 5526, 5910, 6140, 7092, 8289, 8865, 9210, 10638, 11052, 11820, 13815, 15957, 16578, 17730, 18420, 21276, 24867, 26595, 27630, 31914, 33156, 35460, 41445, 49734, 53190, 55260, 60479, 63828, 79785, 82890, 99468, 106380, 120958, 124335, 159570, 165780, 181437, 241916, 248670, 302395, 319140, 362874, 497340, 544311, 604790, 725748, 907185, 1088622, 1209580, 1632933, 1814370, 2177244, 2721555, 3265866, 3628740, 4898799, 5443110, 6531732, 8164665, 9797598, 10886220, 16329330, 19595196, 24493995, 32658660, 48987990, 97975980]

約数ペア:

[(1, 97975980), (2, 48987990), (3, 32658660), (4, 24493995), (5, 19595196), (6, 16329330), (9, 10886220), (10, 9797598), (12, 8164665), (15, 6531732), (18, 5443110), (20, 4898799), (27, 3628740), (30, 3265866), (36, 2721555), (45, 2177244), (54, 1814370), (60, 1632933), (81, 1209580), (90, 1088622), (108, 907185), (135, 725748), (162, 604790), (180, 544311), (197, 497340), (270, 362874), (307, 319140), (324, 302395), (394, 248670), (405, 241916), (540, 181437), (591, 165780), (614, 159570), (788, 124335), (810, 120958), (921, 106380), (985, 99468), (1182, 82890), (1228, 79785), (1535, 63828), (1620, 60479), (1773, 55260), (1842, 53190), (1970, 49734), (2364, 41445), (2763, 35460), (2955, 33156), (3070, 31914), (3546, 27630), (3684, 26595), (3940, 24867), (4605, 21276), (5319, 18420), (5526, 17730), (5910, 16578), (6140, 15957), (7092, 13815), (8289, 11820), (8865, 11052), (9210, 10638)]