156965019320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1782883}}^1$

素因数の和:1782996

約数の個数: 64

約数和(自身を含む): 369698826240

約数和(自身を除く): 212733806920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1240, 1420, 2201, 2840, 4402, 8804, 11005, 17608, 22010, 44020, 88040, 1782883, 3565766, 7131532, 8914415, 14263064, 17828830, 35657660, 55269373, 71315320, 110538746, 126584693, 221077492, 253169386, 276346865, 442154984, 506338772, 552693730, 632923465, 1012677544, 1105387460, 1265846930, 2210774920, 2531693860, 3924125483, 5063387720, 7848250966, 15696501932, 19620627415, 31393003864, 39241254830, 78482509660, 156965019320]

約数ペア:

[(1, 156965019320), (2, 78482509660), (4, 39241254830), (5, 31393003864), (8, 19620627415), (10, 15696501932), (20, 7848250966), (31, 5063387720), (40, 3924125483), (62, 2531693860), (71, 2210774920), (124, 1265846930), (142, 1105387460), (155, 1012677544), (248, 632923465), (284, 552693730), (310, 506338772), (355, 442154984), (568, 276346865), (620, 253169386), (710, 221077492), (1240, 126584693), (1420, 110538746), (2201, 71315320), (2840, 55269373), (4402, 35657660), (8804, 17828830), (11005, 14263064), (17608, 8914415), (22010, 7131532), (44020, 3565766), (88040, 1782883)]