216931560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2473}}^1$

素因数の和:2547

約数の個数: 128

約数和(自身を含む): 705386880

約数和(自身を除く): 488455320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 340, 344, 408, 430, 510, 516, 645, 680, 731, 860, 1020, 1032, 1290, 1462, 1720, 2040, 2193, 2473, 2580, 2924, 3655, 4386, 4946, 5160, 5848, 7310, 7419, 8772, 9892, 10965, 12365, 14620, 14838, 17544, 19784, 21930, 24730, 29240, 29676, 37095, 42041, 43860, 49460, 59352, 74190, 84082, 87720, 98920, 106339, 126123, 148380, 168164, 210205, 212678, 252246, 296760, 319017, 336328, 420410, 425356, 504492, 531695, 630615, 638034, 840820, 850712, 1008984, 1063390, 1261230, 1276068, 1595085, 1681640, 1807763, 2126780, 2522460, 2552136, 3190170, 3615526, 4253560, 5044920, 5423289, 6380340, 7231052, 9038815, 10846578, 12760680, 14462104, 18077630, 21693156, 27116445, 36155260, 43386312, 54232890, 72310520, 108465780, 216931560]

約数ペア:

[(1, 216931560), (2, 108465780), (3, 72310520), (4, 54232890), (5, 43386312), (6, 36155260), (8, 27116445), (10, 21693156), (12, 18077630), (15, 14462104), (17, 12760680), (20, 10846578), (24, 9038815), (30, 7231052), (34, 6380340), (40, 5423289), (43, 5044920), (51, 4253560), (60, 3615526), (68, 3190170), (85, 2552136), (86, 2522460), (102, 2126780), (120, 1807763), (129, 1681640), (136, 1595085), (170, 1276068), (172, 1261230), (204, 1063390), (215, 1008984), (255, 850712), (258, 840820), (340, 638034), (344, 630615), (408, 531695), (430, 504492), (510, 425356), (516, 420410), (645, 336328), (680, 319017), (731, 296760), (860, 252246), (1020, 212678), (1032, 210205), (1290, 168164), (1462, 148380), (1720, 126123), (2040, 106339), (2193, 98920), (2473, 87720), (2580, 84082), (2924, 74190), (3655, 59352), (4386, 49460), (4946, 43860), (5160, 42041), (5848, 37095), (7310, 29676), (7419, 29240), (8772, 24730), (9892, 21930), (10965, 19784), (12365, 17544), (14620, 14838)]