285198480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:894

約数の個数: 240

約数和(自身を含む): 1111428864

約数和(自身を除く): 826230384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 105, 112, 120, 126, 140, 142, 144, 168, 180, 210, 213, 240, 252, 280, 284, 315, 336, 355, 360, 420, 426, 497, 504, 560, 568, 630, 639, 710, 720, 797, 840, 852, 994, 1008, 1065, 1136, 1260, 1278, 1420, 1491, 1594, 1680, 1704, 1988, 2130, 2391, 2485, 2520, 2556, 2840, 2982, 3188, 3195, 3408, 3976, 3985, 4260, 4473, 4782, 4970, 5040, 5112, 5579, 5680, 5964, 6376, 6390, 7173, 7455, 7952, 7970, 8520, 8946, 9564, 9940, 10224, 11158, 11928, 11955, 12752, 12780, 14346, 14910, 15940, 16737, 17040, 17892, 19128, 19880, 22316, 22365, 23856, 23910, 25560, 27895, 28692, 29820, 31880, 33474, 35784, 35865, 38256, 39760, 44632, 44730, 47820, 50211, 51120, 55790, 56587, 57384, 59640, 63760, 66948, 71568, 71730, 83685, 89264, 89460, 95640, 100422, 111580, 113174, 114768, 119280, 133896, 143460, 167370, 169761, 178920, 191280, 200844, 223160, 226348, 251055, 267792, 282935, 286920, 334740, 339522, 357840, 396109, 401688, 446320, 452696, 502110, 509283, 565870, 573840, 669480, 679044, 792218, 803376, 848805, 905392, 1004220, 1018566, 1131740, 1188327, 1338960, 1358088, 1584436, 1697610, 1980545, 2008440, 2037132, 2263480, 2376654, 2546415, 2716176, 3168872, 3395220, 3564981, 3961090, 4016880, 4074264, 4526960, 4753308, 5092830, 5941635, 6337744, 6790440, 7129962, 7922180, 8148528, 9506616, 10185660, 11883270, 13580880, 14259924, 15844360, 17824905, 19013232, 20371320, 23766540, 28519848, 31688720, 35649810, 40742640, 47533080, 57039696, 71299620, 95066160, 142599240, 285198480]

約数ペア:

[(1, 285198480), (2, 142599240), (3, 95066160), (4, 71299620), (5, 57039696), (6, 47533080), (7, 40742640), (8, 35649810), (9, 31688720), (10, 28519848), (12, 23766540), (14, 20371320), (15, 19013232), (16, 17824905), (18, 15844360), (20, 14259924), (21, 13580880), (24, 11883270), (28, 10185660), (30, 9506616), (35, 8148528), (36, 7922180), (40, 7129962), (42, 6790440), (45, 6337744), (48, 5941635), (56, 5092830), (60, 4753308), (63, 4526960), (70, 4074264), (71, 4016880), (72, 3961090), (80, 3564981), (84, 3395220), (90, 3168872), (105, 2716176), (112, 2546415), (120, 2376654), (126, 2263480), (140, 2037132), (142, 2008440), (144, 1980545), (168, 1697610), (180, 1584436), (210, 1358088), (213, 1338960), (240, 1188327), (252, 1131740), (280, 1018566), (284, 1004220), (315, 905392), (336, 848805), (355, 803376), (360, 792218), (420, 679044), (426, 669480), (497, 573840), (504, 565870), (560, 509283), (568, 502110), (630, 452696), (639, 446320), (710, 401688), (720, 396109), (797, 357840), (840, 339522), (852, 334740), (994, 286920), (1008, 282935), (1065, 267792), (1136, 251055), (1260, 226348), (1278, 223160), (1420, 200844), (1491, 191280), (1594, 178920), (1680, 169761), (1704, 167370), (1988, 143460), (2130, 133896), (2391, 119280), (2485, 114768), (2520, 113174), (2556, 111580), (2840, 100422), (2982, 95640), (3188, 89460), (3195, 89264), (3408, 83685), (3976, 71730), (3985, 71568), (4260, 66948), (4473, 63760), (4782, 59640), (4970, 57384), (5040, 56587), (5112, 55790), (5579, 51120), (5680, 50211), (5964, 47820), (6376, 44730), (6390, 44632), (7173, 39760), (7455, 38256), (7952, 35865), (7970, 35784), (8520, 33474), (8946, 31880), (9564, 29820), (9940, 28692), (10224, 27895), (11158, 25560), (11928, 23910), (11955, 23856), (12752, 22365), (12780, 22316), (14346, 19880), (14910, 19128), (15940, 17892), (16737, 17040)]