628765488

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{335879}}^1$

素因数の和:335906

約数の個数: 60

約数和(自身を含む): 1895034960

約数和(自身を除く): 1266269472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 335879, 671758, 1007637, 1343516, 2015274, 2687032, 3022911, 4030548, 4366427, 5374064, 6045822, 8061096, 8732854, 12091644, 13099281, 16122192, 17465708, 24183288, 26198562, 34931416, 39297843, 48366576, 52397124, 69862832, 78595686, 104794248, 157191372, 209588496, 314382744, 628765488]

約数ペア:

[(1, 628765488), (2, 314382744), (3, 209588496), (4, 157191372), (6, 104794248), (8, 78595686), (9, 69862832), (12, 52397124), (13, 48366576), (16, 39297843), (18, 34931416), (24, 26198562), (26, 24183288), (36, 17465708), (39, 16122192), (48, 13099281), (52, 12091644), (72, 8732854), (78, 8061096), (104, 6045822), (117, 5374064), (144, 4366427), (156, 4030548), (208, 3022911), (234, 2687032), (312, 2015274), (468, 1343516), (624, 1007637), (936, 671758), (1872, 335879)]