8180880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 25712640

約数和(自身を除く): 17531760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 383, 445, 534, 712, 766, 890, 1068, 1149, 1335, 1424, 1532, 1780, 1915, 2136, 2298, 2670, 3064, 3560, 3830, 4272, 4596, 5340, 5745, 6128, 7120, 7660, 9192, 10680, 11490, 15320, 18384, 21360, 22980, 30640, 34087, 45960, 68174, 91920, 102261, 136348, 170435, 204522, 272696, 340870, 409044, 511305, 545392, 681740, 818088, 1022610, 1363480, 1636176, 2045220, 2726960, 4090440, 8180880]

約数ペア:

[(1, 8180880), (2, 4090440), (3, 2726960), (4, 2045220), (5, 1636176), (6, 1363480), (8, 1022610), (10, 818088), (12, 681740), (15, 545392), (16, 511305), (20, 409044), (24, 340870), (30, 272696), (40, 204522), (48, 170435), (60, 136348), (80, 102261), (89, 91920), (120, 68174), (178, 45960), (240, 34087), (267, 30640), (356, 22980), (383, 21360), (445, 18384), (534, 15320), (712, 11490), (766, 10680), (890, 9192), (1068, 7660), (1149, 7120), (1335, 6128), (1424, 5745), (1532, 5340), (1780, 4596), (1915, 4272), (2136, 3830), (2298, 3560), (2670, 3064)]