645048648

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:947

約数の個数: 96

約数和(自身を含む): 1786224960

約数和(自身を除く): 1141176312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 227, 244, 366, 454, 488, 549, 647, 681, 732, 908, 1098, 1294, 1362, 1464, 1816, 1941, 2043, 2196, 2588, 2724, 3882, 4086, 4392, 5176, 5448, 5823, 7764, 8172, 11646, 13847, 15528, 16344, 23292, 27694, 39467, 41541, 46584, 55388, 78934, 83082, 110776, 118401, 124623, 146869, 157868, 166164, 236802, 249246, 293738, 315736, 332328, 355203, 440607, 473604, 498492, 587476, 710406, 881214, 947208, 996984, 1174952, 1321821, 1420812, 1762428, 2643642, 2841624, 3524856, 5287284, 8959009, 10574568, 17918018, 26877027, 35836036, 53754054, 71672072, 80631081, 107508108, 161262162, 215016216, 322524324, 645048648]

約数ペア:

[(1, 645048648), (2, 322524324), (3, 215016216), (4, 161262162), (6, 107508108), (8, 80631081), (9, 71672072), (12, 53754054), (18, 35836036), (24, 26877027), (36, 17918018), (61, 10574568), (72, 8959009), (122, 5287284), (183, 3524856), (227, 2841624), (244, 2643642), (366, 1762428), (454, 1420812), (488, 1321821), (549, 1174952), (647, 996984), (681, 947208), (732, 881214), (908, 710406), (1098, 587476), (1294, 498492), (1362, 473604), (1464, 440607), (1816, 355203), (1941, 332328), (2043, 315736), (2196, 293738), (2588, 249246), (2724, 236802), (3882, 166164), (4086, 157868), (4392, 146869), (5176, 124623), (5448, 118401), (5823, 110776), (7764, 83082), (8172, 78934), (11646, 55388), (13847, 46584), (15528, 41541), (16344, 39467), (23292, 27694)]