415850120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2083}}^1$

素因数の和:2155

約数の個数: 128

約数和(自身を含む): 1152368640

約数和(自身を除く): 736518520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 434, 460, 620, 644, 713, 805, 868, 920, 1085, 1240, 1288, 1426, 1610, 1736, 2083, 2170, 2852, 3220, 3565, 4166, 4340, 4991, 5704, 6440, 7130, 8332, 8680, 9982, 10415, 14260, 14581, 16664, 19964, 20830, 24955, 28520, 29162, 39928, 41660, 47909, 49910, 58324, 64573, 72905, 83320, 95818, 99820, 116648, 129146, 145810, 191636, 199640, 239545, 258292, 291620, 322865, 335363, 383272, 452011, 479090, 516584, 583240, 645730, 670726, 904022, 958180, 1291460, 1341452, 1485179, 1676815, 1808044, 1916360, 2260055, 2582920, 2682904, 2970358, 3353630, 3616088, 4520110, 5940716, 6707260, 7425895, 9040220, 10396253, 11881432, 13414520, 14851790, 18080440, 20792506, 29703580, 41585012, 51981265, 59407160, 83170024, 103962530, 207925060, 415850120]

約数ペア:

[(1, 415850120), (2, 207925060), (4, 103962530), (5, 83170024), (7, 59407160), (8, 51981265), (10, 41585012), (14, 29703580), (20, 20792506), (23, 18080440), (28, 14851790), (31, 13414520), (35, 11881432), (40, 10396253), (46, 9040220), (56, 7425895), (62, 6707260), (70, 5940716), (92, 4520110), (115, 3616088), (124, 3353630), (140, 2970358), (155, 2682904), (161, 2582920), (184, 2260055), (217, 1916360), (230, 1808044), (248, 1676815), (280, 1485179), (310, 1341452), (322, 1291460), (434, 958180), (460, 904022), (620, 670726), (644, 645730), (713, 583240), (805, 516584), (868, 479090), (920, 452011), (1085, 383272), (1240, 335363), (1288, 322865), (1426, 291620), (1610, 258292), (1736, 239545), (2083, 199640), (2170, 191636), (2852, 145810), (3220, 129146), (3565, 116648), (4166, 99820), (4340, 95818), (4991, 83320), (5704, 72905), (6440, 64573), (7130, 58324), (8332, 49910), (8680, 47909), (9982, 41660), (10415, 39928), (14260, 29162), (14581, 28520), (16664, 24955), (19964, 20830)]