155280320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:422

約数の個数: 112

約数和(自身を含む): 402396960

約数和(自身を除く): 247116640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 163, 208, 229, 260, 320, 326, 416, 458, 520, 652, 815, 832, 916, 1040, 1145, 1304, 1630, 1832, 2080, 2119, 2290, 2608, 2977, 3260, 3664, 4160, 4238, 4580, 5216, 5954, 6520, 7328, 8476, 9160, 10432, 10595, 11908, 13040, 14656, 14885, 16952, 18320, 21190, 23816, 26080, 29770, 33904, 36640, 37327, 42380, 47632, 52160, 59540, 67808, 73280, 74654, 84760, 95264, 119080, 135616, 149308, 169520, 186635, 190528, 238160, 298616, 339040, 373270, 476320, 485251, 597232, 678080, 746540, 952640, 970502, 1194464, 1493080, 1941004, 2388928, 2426255, 2986160, 3882008, 4852510, 5972320, 7764016, 9705020, 11944640, 15528032, 19410040, 31056064, 38820080, 77640160, 155280320]

約数ペア:

[(1, 155280320), (2, 77640160), (4, 38820080), (5, 31056064), (8, 19410040), (10, 15528032), (13, 11944640), (16, 9705020), (20, 7764016), (26, 5972320), (32, 4852510), (40, 3882008), (52, 2986160), (64, 2426255), (65, 2388928), (80, 1941004), (104, 1493080), (130, 1194464), (160, 970502), (163, 952640), (208, 746540), (229, 678080), (260, 597232), (320, 485251), (326, 476320), (416, 373270), (458, 339040), (520, 298616), (652, 238160), (815, 190528), (832, 186635), (916, 169520), (1040, 149308), (1145, 135616), (1304, 119080), (1630, 95264), (1832, 84760), (2080, 74654), (2119, 73280), (2290, 67808), (2608, 59540), (2977, 52160), (3260, 47632), (3664, 42380), (4160, 37327), (4238, 36640), (4580, 33904), (5216, 29770), (5954, 26080), (6520, 23816), (7328, 21190), (8476, 18320), (9160, 16952), (10432, 14885), (10595, 14656), (11908, 13040)]