31682040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{883}}^1$

素因数の和:933

約数の個数: 128

約数和(自身を含む): 106928640

約数和(自身を除く): 75246600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 883, 897, 920, 1196, 1380, 1495, 1560, 1766, 1794, 2392, 2649, 2760, 2990, 3532, 3588, 4415, 4485, 5298, 5980, 7064, 7176, 8830, 8970, 10596, 11479, 11960, 13245, 17660, 17940, 20309, 21192, 22958, 26490, 34437, 35320, 35880, 40618, 45916, 52980, 57395, 60927, 68874, 81236, 91832, 101545, 105960, 114790, 121854, 137748, 162472, 172185, 203090, 229580, 243708, 264017, 275496, 304635, 344370, 406180, 459160, 487416, 528034, 609270, 688740, 792051, 812360, 1056068, 1218540, 1320085, 1377480, 1584102, 2112136, 2437080, 2640170, 3168204, 3960255, 5280340, 6336408, 7920510, 10560680, 15841020, 31682040]

約数ペア:

[(1, 31682040), (2, 15841020), (3, 10560680), (4, 7920510), (5, 6336408), (6, 5280340), (8, 3960255), (10, 3168204), (12, 2640170), (13, 2437080), (15, 2112136), (20, 1584102), (23, 1377480), (24, 1320085), (26, 1218540), (30, 1056068), (39, 812360), (40, 792051), (46, 688740), (52, 609270), (60, 528034), (65, 487416), (69, 459160), (78, 406180), (92, 344370), (104, 304635), (115, 275496), (120, 264017), (130, 243708), (138, 229580), (156, 203090), (184, 172185), (195, 162472), (230, 137748), (260, 121854), (276, 114790), (299, 105960), (312, 101545), (345, 91832), (390, 81236), (460, 68874), (520, 60927), (552, 57395), (598, 52980), (690, 45916), (780, 40618), (883, 35880), (897, 35320), (920, 34437), (1196, 26490), (1380, 22958), (1495, 21192), (1560, 20309), (1766, 17940), (1794, 17660), (2392, 13245), (2649, 11960), (2760, 11479), (2990, 10596), (3532, 8970), (3588, 8830), (4415, 7176), (4485, 7064), (5298, 5980)]