64635780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 206458560

約数和(自身を除く): 141822780

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 121, 132, 145, 165, 174, 220, 242, 290, 307, 319, 330, 348, 363, 435, 484, 580, 605, 614, 638, 660, 726, 870, 921, 957, 1210, 1228, 1276, 1452, 1535, 1595, 1740, 1815, 1842, 1914, 2420, 3070, 3190, 3377, 3509, 3630, 3684, 3828, 4605, 4785, 6140, 6380, 6754, 7018, 7260, 8903, 9210, 9570, 10131, 10527, 13508, 14036, 16885, 17545, 17806, 18420, 19140, 20262, 21054, 26709, 33770, 35090, 35612, 37147, 40524, 42108, 44515, 50655, 52635, 53418, 67540, 70180, 74294, 89030, 97933, 101310, 105270, 106836, 111441, 133545, 148588, 178060, 185735, 195866, 202620, 210540, 222882, 267090, 293799, 371470, 391732, 445764, 489665, 534180, 557205, 587598, 742940, 979330, 1077263, 1114410, 1175196, 1468995, 1958660, 2154526, 2228820, 2937990, 3231789, 4309052, 5386315, 5875980, 6463578, 10772630, 12927156, 16158945, 21545260, 32317890, 64635780]

約数ペア:

[(1, 64635780), (2, 32317890), (3, 21545260), (4, 16158945), (5, 12927156), (6, 10772630), (10, 6463578), (11, 5875980), (12, 5386315), (15, 4309052), (20, 3231789), (22, 2937990), (29, 2228820), (30, 2154526), (33, 1958660), (44, 1468995), (55, 1175196), (58, 1114410), (60, 1077263), (66, 979330), (87, 742940), (110, 587598), (116, 557205), (121, 534180), (132, 489665), (145, 445764), (165, 391732), (174, 371470), (220, 293799), (242, 267090), (290, 222882), (307, 210540), (319, 202620), (330, 195866), (348, 185735), (363, 178060), (435, 148588), (484, 133545), (580, 111441), (605, 106836), (614, 105270), (638, 101310), (660, 97933), (726, 89030), (870, 74294), (921, 70180), (957, 67540), (1210, 53418), (1228, 52635), (1276, 50655), (1452, 44515), (1535, 42108), (1595, 40524), (1740, 37147), (1815, 35612), (1842, 35090), (1914, 33770), (2420, 26709), (3070, 21054), (3190, 20262), (3377, 19140), (3509, 18420), (3630, 17806), (3684, 17545), (3828, 16885), (4605, 14036), (4785, 13508), (6140, 10527), (6380, 10131), (6754, 9570), (7018, 9210), (7260, 8903)]