240959280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:419

約数の個数: 160

約数和(自身を含む): 779950080

約数和(自身を除く): 538990800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 139, 155, 186, 233, 240, 248, 278, 310, 372, 417, 465, 466, 496, 556, 620, 695, 699, 744, 834, 930, 932, 1112, 1165, 1240, 1390, 1398, 1488, 1668, 1860, 1864, 2085, 2224, 2330, 2480, 2780, 2796, 3336, 3495, 3720, 3728, 4170, 4309, 4660, 5560, 5592, 6672, 6990, 7223, 7440, 8340, 8618, 9320, 11120, 11184, 12927, 13980, 14446, 16680, 17236, 18640, 21545, 21669, 25854, 27960, 28892, 32387, 33360, 34472, 36115, 43090, 43338, 51708, 55920, 57784, 64635, 64774, 68944, 72230, 86180, 86676, 97161, 103416, 108345, 115568, 129270, 129548, 144460, 161935, 172360, 173352, 194322, 206832, 216690, 258540, 259096, 288920, 323870, 344720, 346704, 388644, 433380, 485805, 517080, 518192, 577840, 647740, 777288, 866760, 971610, 1003997, 1034160, 1295480, 1554576, 1733520, 1943220, 2007994, 2590960, 3011991, 3886440, 4015988, 5019985, 6023982, 7772880, 8031976, 10039970, 12047964, 15059955, 16063952, 20079940, 24095928, 30119910, 40159880, 48191856, 60239820, 80319760, 120479640, 240959280]

約数ペア:

[(1, 240959280), (2, 120479640), (3, 80319760), (4, 60239820), (5, 48191856), (6, 40159880), (8, 30119910), (10, 24095928), (12, 20079940), (15, 16063952), (16, 15059955), (20, 12047964), (24, 10039970), (30, 8031976), (31, 7772880), (40, 6023982), (48, 5019985), (60, 4015988), (62, 3886440), (80, 3011991), (93, 2590960), (120, 2007994), (124, 1943220), (139, 1733520), (155, 1554576), (186, 1295480), (233, 1034160), (240, 1003997), (248, 971610), (278, 866760), (310, 777288), (372, 647740), (417, 577840), (465, 518192), (466, 517080), (496, 485805), (556, 433380), (620, 388644), (695, 346704), (699, 344720), (744, 323870), (834, 288920), (930, 259096), (932, 258540), (1112, 216690), (1165, 206832), (1240, 194322), (1390, 173352), (1398, 172360), (1488, 161935), (1668, 144460), (1860, 129548), (1864, 129270), (2085, 115568), (2224, 108345), (2330, 103416), (2480, 97161), (2780, 86676), (2796, 86180), (3336, 72230), (3495, 68944), (3720, 64774), (3728, 64635), (4170, 57784), (4309, 55920), (4660, 51708), (5560, 43338), (5592, 43090), (6672, 36115), (6990, 34472), (7223, 33360), (7440, 32387), (8340, 28892), (8618, 27960), (9320, 25854), (11120, 21669), (11184, 21545), (12927, 18640), (13980, 17236), (14446, 16680)]