159537280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:414

約数の個数: 128

約数和(自身を含む): 440640000

約数和(自身を除く): 281102720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 149, 160, 224, 239, 280, 298, 320, 448, 478, 560, 596, 640, 745, 896, 956, 1043, 1120, 1192, 1195, 1490, 1673, 1912, 2086, 2240, 2384, 2390, 2980, 3346, 3824, 4172, 4480, 4768, 4780, 5215, 5960, 6692, 7648, 8344, 8365, 9536, 9560, 10430, 11920, 13384, 15296, 16688, 16730, 19072, 19120, 20860, 23840, 26768, 30592, 33376, 33460, 35611, 38240, 41720, 47680, 53536, 66752, 66920, 71222, 76480, 83440, 95360, 107072, 133504, 133840, 142444, 152960, 166880, 178055, 214144, 249277, 267680, 284888, 333760, 356110, 498554, 535360, 569776, 667520, 712220, 997108, 1070720, 1139552, 1246385, 1424440, 1994216, 2279104, 2492770, 2848880, 3988432, 4558208, 4985540, 5697760, 7976864, 9971080, 11395520, 15953728, 19942160, 22791040, 31907456, 39884320, 79768640, 159537280]

約数ペア:

[(1, 159537280), (2, 79768640), (4, 39884320), (5, 31907456), (7, 22791040), (8, 19942160), (10, 15953728), (14, 11395520), (16, 9971080), (20, 7976864), (28, 5697760), (32, 4985540), (35, 4558208), (40, 3988432), (56, 2848880), (64, 2492770), (70, 2279104), (80, 1994216), (112, 1424440), (128, 1246385), (140, 1139552), (149, 1070720), (160, 997108), (224, 712220), (239, 667520), (280, 569776), (298, 535360), (320, 498554), (448, 356110), (478, 333760), (560, 284888), (596, 267680), (640, 249277), (745, 214144), (896, 178055), (956, 166880), (1043, 152960), (1120, 142444), (1192, 133840), (1195, 133504), (1490, 107072), (1673, 95360), (1912, 83440), (2086, 76480), (2240, 71222), (2384, 66920), (2390, 66752), (2980, 53536), (3346, 47680), (3824, 41720), (4172, 38240), (4480, 35611), (4768, 33460), (4780, 33376), (5215, 30592), (5960, 26768), (6692, 23840), (7648, 20860), (8344, 19120), (8365, 19072), (9536, 16730), (9560, 16688), (10430, 15296), (11920, 13384)]