168412400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:403

約数の個数: 120

約数和(自身を含む): 440753040

約数和(自身を除く): 272340640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 139, 200, 208, 233, 260, 278, 325, 400, 466, 520, 556, 650, 695, 932, 1040, 1112, 1165, 1300, 1390, 1807, 1864, 2224, 2330, 2600, 2780, 3029, 3475, 3614, 3728, 4660, 5200, 5560, 5825, 6058, 6950, 7228, 9035, 9320, 11120, 11650, 12116, 13900, 14456, 15145, 18070, 18640, 23300, 24232, 27800, 28912, 30290, 32387, 36140, 45175, 46600, 48464, 55600, 60580, 64774, 72280, 75725, 90350, 93200, 121160, 129548, 144560, 151450, 161935, 180700, 242320, 259096, 302900, 323870, 361400, 421031, 518192, 605800, 647740, 722800, 809675, 842062, 1211600, 1295480, 1619350, 1684124, 2105155, 2590960, 3238700, 3368248, 4210310, 6477400, 6736496, 8420620, 10525775, 12954800, 16841240, 21051550, 33682480, 42103100, 84206200, 168412400]

約数ペア:

[(1, 168412400), (2, 84206200), (4, 42103100), (5, 33682480), (8, 21051550), (10, 16841240), (13, 12954800), (16, 10525775), (20, 8420620), (25, 6736496), (26, 6477400), (40, 4210310), (50, 3368248), (52, 3238700), (65, 2590960), (80, 2105155), (100, 1684124), (104, 1619350), (130, 1295480), (139, 1211600), (200, 842062), (208, 809675), (233, 722800), (260, 647740), (278, 605800), (325, 518192), (400, 421031), (466, 361400), (520, 323870), (556, 302900), (650, 259096), (695, 242320), (932, 180700), (1040, 161935), (1112, 151450), (1165, 144560), (1300, 129548), (1390, 121160), (1807, 93200), (1864, 90350), (2224, 75725), (2330, 72280), (2600, 64774), (2780, 60580), (3029, 55600), (3475, 48464), (3614, 46600), (3728, 45175), (4660, 36140), (5200, 32387), (5560, 30290), (5825, 28912), (6058, 27800), (6950, 24232), (7228, 23300), (9035, 18640), (9320, 18070), (11120, 15145), (11650, 14456), (12116, 13900)]