65488920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1471}}^1$

素因数の和:1545

約数の個数: 128

約数和(自身を含む): 228925440

約数和(自身を除く): 163436520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1471, 1484, 1590, 1855, 2120, 2226, 2942, 2968, 3180, 3710, 4413, 4452, 5565, 5884, 6360, 7355, 7420, 8826, 8904, 10297, 11130, 11768, 14710, 14840, 17652, 20594, 22065, 22260, 29420, 30891, 35304, 41188, 44130, 44520, 51485, 58840, 61782, 77963, 82376, 88260, 102970, 123564, 154455, 155926, 176520, 205940, 233889, 247128, 308910, 311852, 389815, 411880, 467778, 545741, 617820, 623704, 779630, 935556, 1091482, 1169445, 1235640, 1559260, 1637223, 1871112, 2182964, 2338890, 2728705, 3118520, 3274446, 4365928, 4677780, 5457410, 6548892, 8186115, 9355560, 10914820, 13097784, 16372230, 21829640, 32744460, 65488920]

約数ペア:

[(1, 65488920), (2, 32744460), (3, 21829640), (4, 16372230), (5, 13097784), (6, 10914820), (7, 9355560), (8, 8186115), (10, 6548892), (12, 5457410), (14, 4677780), (15, 4365928), (20, 3274446), (21, 3118520), (24, 2728705), (28, 2338890), (30, 2182964), (35, 1871112), (40, 1637223), (42, 1559260), (53, 1235640), (56, 1169445), (60, 1091482), (70, 935556), (84, 779630), (105, 623704), (106, 617820), (120, 545741), (140, 467778), (159, 411880), (168, 389815), (210, 311852), (212, 308910), (265, 247128), (280, 233889), (318, 205940), (371, 176520), (420, 155926), (424, 154455), (530, 123564), (636, 102970), (742, 88260), (795, 82376), (840, 77963), (1060, 61782), (1113, 58840), (1272, 51485), (1471, 44520), (1484, 44130), (1590, 41188), (1855, 35304), (2120, 30891), (2226, 29420), (2942, 22260), (2968, 22065), (3180, 20594), (3710, 17652), (4413, 14840), (4452, 14710), (5565, 11768), (5884, 11130), (6360, 10297), (7355, 8904), (7420, 8826)]