1818999780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{28097}}^1$

素因数の和:28205

約数の個数: 96

約数和(自身を含む): 5551265664

約数和(自身を除く): 3732265884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 83, 130, 156, 166, 195, 249, 260, 332, 390, 415, 498, 780, 830, 996, 1079, 1245, 1660, 2158, 2490, 3237, 4316, 4980, 5395, 6474, 10790, 12948, 16185, 21580, 28097, 32370, 56194, 64740, 84291, 112388, 140485, 168582, 280970, 337164, 365261, 421455, 561940, 730522, 842910, 1095783, 1461044, 1685820, 1826305, 2191566, 2332051, 3652610, 4383132, 4664102, 5478915, 6996153, 7305220, 9328204, 10957830, 11660255, 13992306, 21915660, 23320510, 27984612, 30316663, 34980765, 46641020, 60633326, 69961530, 90949989, 121266652, 139923060, 151583315, 181899978, 303166630, 363799956, 454749945, 606333260, 909499890, 1818999780]

約数ペア:

[(1, 1818999780), (2, 909499890), (3, 606333260), (4, 454749945), (5, 363799956), (6, 303166630), (10, 181899978), (12, 151583315), (13, 139923060), (15, 121266652), (20, 90949989), (26, 69961530), (30, 60633326), (39, 46641020), (52, 34980765), (60, 30316663), (65, 27984612), (78, 23320510), (83, 21915660), (130, 13992306), (156, 11660255), (166, 10957830), (195, 9328204), (249, 7305220), (260, 6996153), (332, 5478915), (390, 4664102), (415, 4383132), (498, 3652610), (780, 2332051), (830, 2191566), (996, 1826305), (1079, 1685820), (1245, 1461044), (1660, 1095783), (2158, 842910), (2490, 730522), (3237, 561940), (4316, 421455), (4980, 365261), (5395, 337164), (6474, 280970), (10790, 168582), (12948, 140485), (16185, 112388), (21580, 84291), (28097, 64740), (32370, 56194)]