218513260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 548674560

約数和(自身を除く): 330161300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 107, 116, 140, 145, 203, 214, 290, 406, 428, 503, 535, 580, 749, 812, 1006, 1015, 1070, 1498, 2012, 2030, 2140, 2515, 2996, 3103, 3521, 3745, 4060, 5030, 6206, 7042, 7490, 10060, 12412, 14084, 14587, 14980, 15515, 17605, 21721, 29174, 31030, 35210, 43442, 53821, 58348, 62060, 70420, 72935, 86884, 102109, 107642, 108605, 145870, 204218, 215284, 217210, 269105, 291740, 376747, 408436, 434420, 510545, 538210, 753494, 1021090, 1076420, 1506988, 1560809, 1883735, 2042180, 3121618, 3767470, 6243236, 7534940, 7804045, 10925663, 15608090, 21851326, 31216180, 43702652, 54628315, 109256630, 218513260]

約数ペア:

[(1, 218513260), (2, 109256630), (4, 54628315), (5, 43702652), (7, 31216180), (10, 21851326), (14, 15608090), (20, 10925663), (28, 7804045), (29, 7534940), (35, 6243236), (58, 3767470), (70, 3121618), (107, 2042180), (116, 1883735), (140, 1560809), (145, 1506988), (203, 1076420), (214, 1021090), (290, 753494), (406, 538210), (428, 510545), (503, 434420), (535, 408436), (580, 376747), (749, 291740), (812, 269105), (1006, 217210), (1015, 215284), (1070, 204218), (1498, 145870), (2012, 108605), (2030, 107642), (2140, 102109), (2515, 86884), (2996, 72935), (3103, 70420), (3521, 62060), (3745, 58348), (4060, 53821), (5030, 43442), (6206, 35210), (7042, 31030), (7490, 29174), (10060, 21721), (12412, 17605), (14084, 15515), (14587, 14980)]