156931164920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{861691}}^1$

素因数の和:861888

約数の個数: 64

約数和(自身を含む): 367597807200

約数和(自身を除く): 210666642280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 157, 232, 290, 314, 580, 628, 785, 1160, 1256, 1570, 3140, 4553, 6280, 9106, 18212, 22765, 36424, 45530, 91060, 182120, 861691, 1723382, 3446764, 4308455, 6893528, 8616910, 17233820, 24989039, 34467640, 49978078, 99956156, 124945195, 135285487, 199912312, 249890390, 270570974, 499780780, 541141948, 676427435, 999561560, 1082283896, 1352854870, 2705709740, 3923279123, 5411419480, 7846558246, 15693116492, 19616395615, 31386232984, 39232791230, 78465582460, 156931164920]

約数ペア:

[(1, 156931164920), (2, 78465582460), (4, 39232791230), (5, 31386232984), (8, 19616395615), (10, 15693116492), (20, 7846558246), (29, 5411419480), (40, 3923279123), (58, 2705709740), (116, 1352854870), (145, 1082283896), (157, 999561560), (232, 676427435), (290, 541141948), (314, 499780780), (580, 270570974), (628, 249890390), (785, 199912312), (1160, 135285487), (1256, 124945195), (1570, 99956156), (3140, 49978078), (4553, 34467640), (6280, 24989039), (9106, 17233820), (18212, 8616910), (22765, 6893528), (36424, 4308455), (45530, 3446764), (91060, 1723382), (182120, 861691)]