208534720

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:282

約数の個数: 112

約数和(自身を含む): 514258560

約数和(自身を除く): 305723840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 79, 80, 113, 146, 158, 160, 226, 292, 316, 320, 365, 395, 452, 565, 584, 632, 730, 790, 904, 1130, 1168, 1264, 1460, 1580, 1808, 2260, 2336, 2528, 2920, 3160, 3616, 4520, 4672, 5056, 5767, 5840, 6320, 7232, 8249, 8927, 9040, 11534, 11680, 12640, 16498, 17854, 18080, 23068, 23360, 25280, 28835, 32996, 35708, 36160, 41245, 44635, 46136, 57670, 65992, 71416, 82490, 89270, 92272, 115340, 131984, 142832, 164980, 178540, 184544, 230680, 263968, 285664, 329960, 357080, 369088, 461360, 527936, 571328, 651671, 659920, 714160, 922720, 1303342, 1319840, 1428320, 1845440, 2606684, 2639680, 2856640, 3258355, 5213368, 6516710, 10426736, 13033420, 20853472, 26066840, 41706944, 52133680, 104267360, 208534720]

約数ペア:

[(1, 208534720), (2, 104267360), (4, 52133680), (5, 41706944), (8, 26066840), (10, 20853472), (16, 13033420), (20, 10426736), (32, 6516710), (40, 5213368), (64, 3258355), (73, 2856640), (79, 2639680), (80, 2606684), (113, 1845440), (146, 1428320), (158, 1319840), (160, 1303342), (226, 922720), (292, 714160), (316, 659920), (320, 651671), (365, 571328), (395, 527936), (452, 461360), (565, 369088), (584, 357080), (632, 329960), (730, 285664), (790, 263968), (904, 230680), (1130, 184544), (1168, 178540), (1264, 164980), (1460, 142832), (1580, 131984), (1808, 115340), (2260, 92272), (2336, 89270), (2528, 82490), (2920, 71416), (3160, 65992), (3616, 57670), (4520, 46136), (4672, 44635), (5056, 41245), (5767, 36160), (5840, 35708), (6320, 32996), (7232, 28835), (8249, 25280), (8927, 23360), (9040, 23068), (11534, 18080), (11680, 17854), (12640, 16498)]