247139460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:730

約数の個数: 144

約数和(自身を含む): 796723200

約数和(自身を除く): 549583740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 127, 171, 180, 190, 228, 254, 285, 342, 380, 381, 508, 569, 570, 635, 684, 762, 855, 1138, 1140, 1143, 1270, 1524, 1707, 1710, 1905, 2276, 2286, 2413, 2540, 2845, 3414, 3420, 3810, 4572, 4826, 5121, 5690, 5715, 6828, 7239, 7620, 8535, 9652, 10242, 10811, 11380, 11430, 12065, 14478, 17070, 20484, 21622, 21717, 22860, 24130, 25605, 28956, 32433, 34140, 36195, 43244, 43434, 48260, 51210, 54055, 64866, 72263, 72390, 86868, 97299, 102420, 108110, 108585, 129732, 144526, 144780, 162165, 194598, 216220, 216789, 217170, 289052, 324330, 361315, 389196, 433578, 434340, 486495, 648660, 650367, 722630, 867156, 972990, 1083945, 1300734, 1372997, 1445260, 1945980, 2167890, 2601468, 2745994, 3251835, 4118991, 4335780, 5491988, 6503670, 6864985, 8237982, 12356973, 13007340, 13729970, 16475964, 20594955, 24713946, 27459940, 41189910, 49427892, 61784865, 82379820, 123569730, 247139460]

約数ペア:

[(1, 247139460), (2, 123569730), (3, 82379820), (4, 61784865), (5, 49427892), (6, 41189910), (9, 27459940), (10, 24713946), (12, 20594955), (15, 16475964), (18, 13729970), (19, 13007340), (20, 12356973), (30, 8237982), (36, 6864985), (38, 6503670), (45, 5491988), (57, 4335780), (60, 4118991), (76, 3251835), (90, 2745994), (95, 2601468), (114, 2167890), (127, 1945980), (171, 1445260), (180, 1372997), (190, 1300734), (228, 1083945), (254, 972990), (285, 867156), (342, 722630), (380, 650367), (381, 648660), (508, 486495), (569, 434340), (570, 433578), (635, 389196), (684, 361315), (762, 324330), (855, 289052), (1138, 217170), (1140, 216789), (1143, 216220), (1270, 194598), (1524, 162165), (1707, 144780), (1710, 144526), (1905, 129732), (2276, 108585), (2286, 108110), (2413, 102420), (2540, 97299), (2845, 86868), (3414, 72390), (3420, 72263), (3810, 64866), (4572, 54055), (4826, 51210), (5121, 48260), (5690, 43434), (5715, 43244), (6828, 36195), (7239, 34140), (7620, 32433), (8535, 28956), (9652, 25605), (10242, 24130), (10811, 22860), (11380, 21717), (11430, 21622), (12065, 20484), (14478, 17070)]