155971920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49991}}^1$

素因数の和:50020

約数の個数: 80

約数和(自身を含む): 520716672

約数和(自身を除く): 364744752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 49991, 99982, 149973, 199964, 249955, 299946, 399928, 499910, 599892, 649883, 749865, 799856, 999820, 1199784, 1299766, 1499730, 1949649, 1999640, 2399568, 2599532, 2999460, 3249415, 3899298, 3999280, 5199064, 5998920, 6498830, 7798596, 9748245, 10398128, 11997840, 12997660, 15597192, 19496490, 25995320, 31194384, 38992980, 51990640, 77985960, 155971920]

約数ペア:

[(1, 155971920), (2, 77985960), (3, 51990640), (4, 38992980), (5, 31194384), (6, 25995320), (8, 19496490), (10, 15597192), (12, 12997660), (13, 11997840), (15, 10398128), (16, 9748245), (20, 7798596), (24, 6498830), (26, 5998920), (30, 5199064), (39, 3999280), (40, 3899298), (48, 3249415), (52, 2999460), (60, 2599532), (65, 2399568), (78, 1999640), (80, 1949649), (104, 1499730), (120, 1299766), (130, 1199784), (156, 999820), (195, 799856), (208, 749865), (240, 649883), (260, 599892), (312, 499910), (390, 399928), (520, 299946), (624, 249955), (780, 199964), (1040, 149973), (1560, 99982), (3120, 49991)]