28392320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 76744800

約数和(自身を除く): 48352480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 64, 74, 80, 88, 109, 110, 128, 148, 160, 176, 185, 218, 220, 296, 320, 352, 370, 407, 436, 440, 545, 592, 640, 704, 740, 814, 872, 880, 1090, 1184, 1199, 1408, 1480, 1628, 1744, 1760, 2035, 2180, 2368, 2398, 2960, 3256, 3488, 3520, 4033, 4070, 4360, 4736, 4796, 5920, 5995, 6512, 6976, 7040, 8066, 8140, 8720, 9592, 11840, 11990, 13024, 13952, 16132, 16280, 17440, 19184, 20165, 23680, 23980, 26048, 32264, 32560, 34880, 38368, 40330, 44363, 47960, 52096, 64528, 65120, 69760, 76736, 80660, 88726, 95920, 129056, 130240, 153472, 161320, 177452, 191840, 221815, 258112, 260480, 322640, 354904, 383680, 443630, 516224, 645280, 709808, 767360, 887260, 1290560, 1419616, 1774520, 2581120, 2839232, 3549040, 5678464, 7098080, 14196160, 28392320]

約数ペア:

[(1, 28392320), (2, 14196160), (4, 7098080), (5, 5678464), (8, 3549040), (10, 2839232), (11, 2581120), (16, 1774520), (20, 1419616), (22, 1290560), (32, 887260), (37, 767360), (40, 709808), (44, 645280), (55, 516224), (64, 443630), (74, 383680), (80, 354904), (88, 322640), (109, 260480), (110, 258112), (128, 221815), (148, 191840), (160, 177452), (176, 161320), (185, 153472), (218, 130240), (220, 129056), (296, 95920), (320, 88726), (352, 80660), (370, 76736), (407, 69760), (436, 65120), (440, 64528), (545, 52096), (592, 47960), (640, 44363), (704, 40330), (740, 38368), (814, 34880), (872, 32560), (880, 32264), (1090, 26048), (1184, 23980), (1199, 23680), (1408, 20165), (1480, 19184), (1628, 17440), (1744, 16280), (1760, 16132), (2035, 13952), (2180, 13024), (2368, 11990), (2398, 11840), (2960, 9592), (3256, 8720), (3488, 8140), (3520, 8066), (4033, 7040), (4070, 6976), (4360, 6512), (4736, 5995), (4796, 5920)]