321641580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{883}}^1$

素因数の和:1375

約数の個数: 96

約数和(自身を含む): 973050624

約数和(自身を除く): 651409044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 467, 780, 883, 934, 1401, 1766, 1868, 2335, 2649, 2802, 3532, 4415, 4670, 5298, 5604, 6071, 7005, 8830, 9340, 10596, 11479, 12142, 13245, 14010, 17660, 18213, 22958, 24284, 26490, 28020, 30355, 34437, 36426, 45916, 52980, 57395, 60710, 68874, 72852, 91065, 114790, 121420, 137748, 172185, 182130, 229580, 344370, 364260, 412361, 688740, 824722, 1237083, 1649444, 2061805, 2474166, 4123610, 4948332, 5360693, 6185415, 8247220, 10721386, 12370830, 16082079, 21442772, 24741660, 26803465, 32164158, 53606930, 64328316, 80410395, 107213860, 160820790, 321641580]

約数ペア:

[(1, 321641580), (2, 160820790), (3, 107213860), (4, 80410395), (5, 64328316), (6, 53606930), (10, 32164158), (12, 26803465), (13, 24741660), (15, 21442772), (20, 16082079), (26, 12370830), (30, 10721386), (39, 8247220), (52, 6185415), (60, 5360693), (65, 4948332), (78, 4123610), (130, 2474166), (156, 2061805), (195, 1649444), (260, 1237083), (390, 824722), (467, 688740), (780, 412361), (883, 364260), (934, 344370), (1401, 229580), (1766, 182130), (1868, 172185), (2335, 137748), (2649, 121420), (2802, 114790), (3532, 91065), (4415, 72852), (4670, 68874), (5298, 60710), (5604, 57395), (6071, 52980), (7005, 45916), (8830, 36426), (9340, 34437), (10596, 30355), (11479, 28020), (12142, 26490), (13245, 24284), (14010, 22958), (17660, 18213)]