212767440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 160

約数和(自身を含む): 689420160

約数和(自身を除く): 476652720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 53, 60, 80, 86, 106, 120, 129, 159, 172, 212, 215, 240, 258, 265, 318, 344, 389, 424, 430, 516, 530, 636, 645, 688, 778, 795, 848, 860, 1032, 1060, 1167, 1272, 1290, 1556, 1590, 1720, 1945, 2064, 2120, 2279, 2334, 2544, 2580, 3112, 3180, 3440, 3890, 4240, 4558, 4668, 5160, 5835, 6224, 6360, 6837, 7780, 9116, 9336, 10320, 11395, 11670, 12720, 13674, 15560, 16727, 18232, 18672, 20617, 22790, 23340, 27348, 31120, 33454, 34185, 36464, 41234, 45580, 46680, 50181, 54696, 61851, 66908, 68370, 82468, 83635, 91160, 93360, 100362, 103085, 109392, 123702, 133816, 136740, 164936, 167270, 182320, 200724, 206170, 247404, 250905, 267632, 273480, 309255, 329872, 334540, 401448, 412340, 494808, 501810, 546960, 618510, 669080, 802896, 824680, 886531, 989616, 1003620, 1237020, 1338160, 1649360, 1773062, 2007240, 2474040, 2659593, 3546124, 4014480, 4432655, 4948080, 5319186, 7092248, 8865310, 10638372, 13297965, 14184496, 17730620, 21276744, 26595930, 35461240, 42553488, 53191860, 70922480, 106383720, 212767440]

約数ペア:

[(1, 212767440), (2, 106383720), (3, 70922480), (4, 53191860), (5, 42553488), (6, 35461240), (8, 26595930), (10, 21276744), (12, 17730620), (15, 14184496), (16, 13297965), (20, 10638372), (24, 8865310), (30, 7092248), (40, 5319186), (43, 4948080), (48, 4432655), (53, 4014480), (60, 3546124), (80, 2659593), (86, 2474040), (106, 2007240), (120, 1773062), (129, 1649360), (159, 1338160), (172, 1237020), (212, 1003620), (215, 989616), (240, 886531), (258, 824680), (265, 802896), (318, 669080), (344, 618510), (389, 546960), (424, 501810), (430, 494808), (516, 412340), (530, 401448), (636, 334540), (645, 329872), (688, 309255), (778, 273480), (795, 267632), (848, 250905), (860, 247404), (1032, 206170), (1060, 200724), (1167, 182320), (1272, 167270), (1290, 164936), (1556, 136740), (1590, 133816), (1720, 123702), (1945, 109392), (2064, 103085), (2120, 100362), (2279, 93360), (2334, 91160), (2544, 83635), (2580, 82468), (3112, 68370), (3180, 66908), (3440, 61851), (3890, 54696), (4240, 50181), (4558, 46680), (4668, 45580), (5160, 41234), (5835, 36464), (6224, 34185), (6360, 33454), (6837, 31120), (7780, 27348), (9116, 23340), (9336, 22790), (10320, 20617), (11395, 18672), (11670, 18232), (12720, 16727), (13674, 15560)]