17863920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 61494576

約数和(自身を除く): 43630656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 577, 645, 688, 720, 774, 860, 1032, 1154, 1290, 1548, 1720, 1731, 1935, 2064, 2308, 2580, 2885, 3096, 3440, 3462, 3870, 4616, 5160, 5193, 5770, 6192, 6924, 7740, 8655, 9232, 10320, 10386, 11540, 13848, 15480, 17310, 20772, 23080, 24811, 25965, 27696, 30960, 34620, 41544, 46160, 49622, 51930, 69240, 74433, 83088, 99244, 103860, 124055, 138480, 148866, 198488, 207720, 223299, 248110, 297732, 372165, 396976, 415440, 446598, 496220, 595464, 744330, 893196, 992440, 1116495, 1190928, 1488660, 1786392, 1984880, 2232990, 2977320, 3572784, 4465980, 5954640, 8931960, 17863920]

約数ペア:

[(1, 17863920), (2, 8931960), (3, 5954640), (4, 4465980), (5, 3572784), (6, 2977320), (8, 2232990), (9, 1984880), (10, 1786392), (12, 1488660), (15, 1190928), (16, 1116495), (18, 992440), (20, 893196), (24, 744330), (30, 595464), (36, 496220), (40, 446598), (43, 415440), (45, 396976), (48, 372165), (60, 297732), (72, 248110), (80, 223299), (86, 207720), (90, 198488), (120, 148866), (129, 138480), (144, 124055), (172, 103860), (180, 99244), (215, 83088), (240, 74433), (258, 69240), (344, 51930), (360, 49622), (387, 46160), (430, 41544), (516, 34620), (577, 30960), (645, 27696), (688, 25965), (720, 24811), (774, 23080), (860, 20772), (1032, 17310), (1154, 15480), (1290, 13848), (1548, 11540), (1720, 10386), (1731, 10320), (1935, 9232), (2064, 8655), (2308, 7740), (2580, 6924), (2885, 6192), (3096, 5770), (3440, 5193), (3462, 5160), (3870, 4616)]