490589008

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:249

約数の個数: 160

約数和(自身を含む): 1223921664

約数和(自身を除く): 733332656

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 47, 52, 56, 67, 91, 94, 104, 107, 112, 134, 182, 188, 208, 214, 268, 329, 364, 376, 428, 469, 536, 611, 658, 728, 749, 752, 856, 871, 938, 1072, 1222, 1316, 1391, 1456, 1498, 1712, 1742, 1876, 2444, 2632, 2782, 2996, 3149, 3484, 3752, 4277, 4888, 5029, 5264, 5564, 5992, 6097, 6298, 6968, 7169, 7504, 8554, 9737, 9776, 10058, 11128, 11984, 12194, 12596, 13936, 14338, 17108, 19474, 20116, 22043, 22256, 24388, 25192, 28676, 34216, 35203, 38948, 40232, 40937, 44086, 48776, 50183, 50384, 57352, 65377, 68432, 70406, 77896, 80464, 81874, 88172, 93197, 97552, 100366, 114704, 130754, 140812, 155792, 163748, 176344, 186394, 200732, 261508, 281624, 286559, 327496, 336943, 352688, 372788, 401464, 457639, 523016, 563248, 573118, 652379, 654992, 673886, 745576, 802928, 915278, 1046032, 1146236, 1304758, 1347772, 1491152, 1830556, 2292472, 2358601, 2609516, 2695544, 3661112, 4380259, 4584944, 4717202, 5219032, 5391088, 7322224, 8760518, 9434404, 10438064, 17521036, 18868808, 30661813, 35042072, 37737616, 61323626, 70084144, 122647252, 245294504, 490589008]

約数ペア:

[(1, 490589008), (2, 245294504), (4, 122647252), (7, 70084144), (8, 61323626), (13, 37737616), (14, 35042072), (16, 30661813), (26, 18868808), (28, 17521036), (47, 10438064), (52, 9434404), (56, 8760518), (67, 7322224), (91, 5391088), (94, 5219032), (104, 4717202), (107, 4584944), (112, 4380259), (134, 3661112), (182, 2695544), (188, 2609516), (208, 2358601), (214, 2292472), (268, 1830556), (329, 1491152), (364, 1347772), (376, 1304758), (428, 1146236), (469, 1046032), (536, 915278), (611, 802928), (658, 745576), (728, 673886), (749, 654992), (752, 652379), (856, 573118), (871, 563248), (938, 523016), (1072, 457639), (1222, 401464), (1316, 372788), (1391, 352688), (1456, 336943), (1498, 327496), (1712, 286559), (1742, 281624), (1876, 261508), (2444, 200732), (2632, 186394), (2782, 176344), (2996, 163748), (3149, 155792), (3484, 140812), (3752, 130754), (4277, 114704), (4888, 100366), (5029, 97552), (5264, 93197), (5564, 88172), (5992, 81874), (6097, 80464), (6298, 77896), (6968, 70406), (7169, 68432), (7504, 65377), (8554, 57352), (9737, 50384), (9776, 50183), (10058, 48776), (11128, 44086), (11984, 40937), (12194, 40232), (12596, 38948), (13936, 35203), (14338, 34216), (17108, 28676), (19474, 25192), (20116, 24388), (22043, 22256)]