321319692

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{1619}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 840294000

約数和(自身を除く): 518974308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 149, 222, 298, 333, 444, 447, 596, 666, 894, 1332, 1341, 1619, 1788, 2682, 3238, 4857, 5364, 5513, 6476, 9714, 11026, 14571, 16539, 19428, 22052, 29142, 33078, 49617, 58284, 59903, 66156, 99234, 119806, 179709, 198468, 239612, 241231, 359418, 482462, 539127, 718836, 723693, 964924, 1078254, 1447386, 2156508, 2171079, 2894772, 4342158, 8684316, 8925547, 17851094, 26776641, 35702188, 53553282, 80329923, 107106564, 160659846, 321319692]

約数ペア:

[(1, 321319692), (2, 160659846), (3, 107106564), (4, 80329923), (6, 53553282), (9, 35702188), (12, 26776641), (18, 17851094), (36, 8925547), (37, 8684316), (74, 4342158), (111, 2894772), (148, 2171079), (149, 2156508), (222, 1447386), (298, 1078254), (333, 964924), (444, 723693), (447, 718836), (596, 539127), (666, 482462), (894, 359418), (1332, 241231), (1341, 239612), (1619, 198468), (1788, 179709), (2682, 119806), (3238, 99234), (4857, 66156), (5364, 59903), (5513, 58284), (6476, 49617), (9714, 33078), (11026, 29142), (14571, 22052), (16539, 19428)]