166546240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:672

約数の個数: 112

約数和(自身を含む): 457200000

約数和(自身を除く): 290653760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 149, 160, 224, 280, 298, 320, 448, 499, 560, 596, 745, 998, 1043, 1120, 1192, 1490, 1996, 2086, 2240, 2384, 2495, 2980, 3493, 3992, 4172, 4768, 4990, 5215, 5960, 6986, 7984, 8344, 9536, 9980, 10430, 11920, 13972, 15968, 16688, 17465, 19960, 20860, 23840, 27944, 31936, 33376, 34930, 39920, 41720, 47680, 55888, 66752, 69860, 74351, 79840, 83440, 111776, 139720, 148702, 159680, 166880, 223552, 279440, 297404, 333760, 371755, 520457, 558880, 594808, 743510, 1040914, 1117760, 1189616, 1487020, 2081828, 2379232, 2602285, 2974040, 4163656, 4758464, 5204570, 5948080, 8327312, 10409140, 11896160, 16654624, 20818280, 23792320, 33309248, 41636560, 83273120, 166546240]

約数ペア:

[(1, 166546240), (2, 83273120), (4, 41636560), (5, 33309248), (7, 23792320), (8, 20818280), (10, 16654624), (14, 11896160), (16, 10409140), (20, 8327312), (28, 5948080), (32, 5204570), (35, 4758464), (40, 4163656), (56, 2974040), (64, 2602285), (70, 2379232), (80, 2081828), (112, 1487020), (140, 1189616), (149, 1117760), (160, 1040914), (224, 743510), (280, 594808), (298, 558880), (320, 520457), (448, 371755), (499, 333760), (560, 297404), (596, 279440), (745, 223552), (998, 166880), (1043, 159680), (1120, 148702), (1192, 139720), (1490, 111776), (1996, 83440), (2086, 79840), (2240, 74351), (2384, 69860), (2495, 66752), (2980, 55888), (3493, 47680), (3992, 41720), (4172, 39920), (4768, 34930), (4990, 33376), (5215, 31936), (5960, 27944), (6986, 23840), (7984, 20860), (8344, 19960), (9536, 17465), (9980, 16688), (10430, 15968), (11920, 13972)]