221475384

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:523

約数の個数: 160

約数和(自身を含む): 680581440

約数和(自身を除く): 459106056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 61, 72, 78, 81, 104, 108, 117, 122, 156, 162, 183, 216, 234, 244, 312, 324, 351, 366, 431, 468, 488, 549, 648, 702, 732, 793, 862, 936, 1053, 1098, 1293, 1404, 1464, 1586, 1647, 1724, 2106, 2196, 2379, 2586, 2808, 3172, 3294, 3448, 3879, 4212, 4392, 4758, 4941, 5172, 5603, 6344, 6588, 7137, 7758, 8424, 9516, 9882, 10344, 11206, 11637, 13176, 14274, 15516, 16809, 19032, 19764, 21411, 22412, 23274, 26291, 28548, 31032, 33618, 34911, 39528, 42822, 44824, 46548, 50427, 52582, 57096, 64233, 67236, 69822, 78873, 85644, 93096, 100854, 105164, 128466, 134472, 139644, 151281, 157746, 171288, 201708, 210328, 236619, 256932, 279288, 302562, 315492, 341783, 403416, 453843, 473238, 513864, 605124, 630984, 683566, 709857, 907686, 946476, 1025349, 1210248, 1367132, 1419714, 1815372, 1892952, 2050698, 2129571, 2734264, 2839428, 3076047, 3630744, 4101396, 4259142, 5678856, 6152094, 8202792, 8518284, 9228141, 12304188, 17036568, 18456282, 24608376, 27684423, 36912564, 55368846, 73825128, 110737692, 221475384]

約数ペア:

[(1, 221475384), (2, 110737692), (3, 73825128), (4, 55368846), (6, 36912564), (8, 27684423), (9, 24608376), (12, 18456282), (13, 17036568), (18, 12304188), (24, 9228141), (26, 8518284), (27, 8202792), (36, 6152094), (39, 5678856), (52, 4259142), (54, 4101396), (61, 3630744), (72, 3076047), (78, 2839428), (81, 2734264), (104, 2129571), (108, 2050698), (117, 1892952), (122, 1815372), (156, 1419714), (162, 1367132), (183, 1210248), (216, 1025349), (234, 946476), (244, 907686), (312, 709857), (324, 683566), (351, 630984), (366, 605124), (431, 513864), (468, 473238), (488, 453843), (549, 403416), (648, 341783), (702, 315492), (732, 302562), (793, 279288), (862, 256932), (936, 236619), (1053, 210328), (1098, 201708), (1293, 171288), (1404, 157746), (1464, 151281), (1586, 139644), (1647, 134472), (1724, 128466), (2106, 105164), (2196, 100854), (2379, 93096), (2586, 85644), (2808, 78873), (3172, 69822), (3294, 67236), (3448, 64233), (3879, 57096), (4212, 52582), (4392, 50427), (4758, 46548), (4941, 44824), (5172, 42822), (5603, 39528), (6344, 34911), (6588, 33618), (7137, 31032), (7758, 28548), (8424, 26291), (9516, 23274), (9882, 22412), (10344, 21411), (11206, 19764), (11637, 19032), (13176, 16809), (14274, 15516)]