16813920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1564

約数の個数: 96

約数和(自身を含む): 55302912

約数和(自身を除く): 38488992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1523, 1840, 2208, 2760, 3046, 3680, 4569, 5520, 6092, 7615, 9138, 11040, 12184, 15230, 18276, 22845, 24368, 30460, 35029, 36552, 45690, 48736, 60920, 70058, 73104, 91380, 105087, 121840, 140116, 146208, 175145, 182760, 210174, 243680, 280232, 350290, 365520, 420348, 525435, 560464, 700580, 731040, 840696, 1050870, 1120928, 1401160, 1681392, 2101740, 2802320, 3362784, 4203480, 5604640, 8406960, 16813920]

約数ペア:

[(1, 16813920), (2, 8406960), (3, 5604640), (4, 4203480), (5, 3362784), (6, 2802320), (8, 2101740), (10, 1681392), (12, 1401160), (15, 1120928), (16, 1050870), (20, 840696), (23, 731040), (24, 700580), (30, 560464), (32, 525435), (40, 420348), (46, 365520), (48, 350290), (60, 280232), (69, 243680), (80, 210174), (92, 182760), (96, 175145), (115, 146208), (120, 140116), (138, 121840), (160, 105087), (184, 91380), (230, 73104), (240, 70058), (276, 60920), (345, 48736), (368, 45690), (460, 36552), (480, 35029), (552, 30460), (690, 24368), (736, 22845), (920, 18276), (1104, 15230), (1380, 12184), (1523, 11040), (1840, 9138), (2208, 7615), (2760, 6092), (3046, 5520), (3680, 4569)]