123162160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{809}}^1$

素因数の和:1006

約数の個数: 80

約数和(自身を含む): 314578080

約数和(自身を除く): 191415920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 173, 176, 220, 346, 440, 692, 809, 865, 880, 1384, 1618, 1730, 1903, 2768, 3236, 3460, 3806, 4045, 6472, 6920, 7612, 8090, 8899, 9515, 12944, 13840, 15224, 16180, 17798, 19030, 30448, 32360, 35596, 38060, 44495, 64720, 71192, 76120, 88990, 139957, 142384, 152240, 177980, 279914, 355960, 559828, 699785, 711920, 1119656, 1399570, 1539527, 2239312, 2799140, 3079054, 5598280, 6158108, 7697635, 11196560, 12316216, 15395270, 24632432, 30790540, 61581080, 123162160]

約数ペア:

[(1, 123162160), (2, 61581080), (4, 30790540), (5, 24632432), (8, 15395270), (10, 12316216), (11, 11196560), (16, 7697635), (20, 6158108), (22, 5598280), (40, 3079054), (44, 2799140), (55, 2239312), (80, 1539527), (88, 1399570), (110, 1119656), (173, 711920), (176, 699785), (220, 559828), (346, 355960), (440, 279914), (692, 177980), (809, 152240), (865, 142384), (880, 139957), (1384, 88990), (1618, 76120), (1730, 71192), (1903, 64720), (2768, 44495), (3236, 38060), (3460, 35596), (3806, 32360), (4045, 30448), (6472, 19030), (6920, 17798), (7612, 16180), (8090, 15224), (8899, 13840), (9515, 12944)]