1280766240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2272

約数の個数: 288

約数和(自身を含む): 4860850176

約数和(自身を除く): 3580083936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 32, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 96, 104, 117, 120, 124, 130, 144, 155, 156, 160, 180, 186, 195, 208, 234, 240, 248, 260, 279, 288, 310, 312, 360, 372, 390, 403, 416, 465, 468, 480, 496, 520, 558, 585, 620, 624, 720, 744, 780, 806, 930, 936, 992, 1040, 1116, 1170, 1209, 1240, 1248, 1395, 1440, 1488, 1560, 1612, 1860, 1872, 2015, 2080, 2207, 2232, 2340, 2418, 2480, 2790, 2976, 3120, 3224, 3627, 3720, 3744, 4030, 4414, 4464, 4680, 4836, 4960, 5580, 6045, 6240, 6448, 6621, 7254, 7440, 8060, 8828, 8928, 9360, 9672, 11035, 11160, 12090, 12896, 13242, 14508, 14880, 16120, 17656, 18135, 18720, 19344, 19863, 22070, 22320, 24180, 26484, 28691, 29016, 32240, 33105, 35312, 36270, 38688, 39726, 44140, 44640, 48360, 52968, 57382, 58032, 64480, 66210, 68417, 70624, 72540, 79452, 86073, 88280, 96720, 99315, 105936, 114764, 116064, 132420, 136834, 143455, 145080, 158904, 172146, 176560, 193440, 198630, 205251, 211872, 229528, 258219, 264840, 273668, 286910, 290160, 317808, 342085, 344292, 353120, 397260, 410502, 430365, 459056, 516438, 529680, 547336, 573820, 580320, 615753, 635616, 684170, 688584, 794520, 821004, 860730, 889421, 918112, 1026255, 1032876, 1059360, 1094672, 1147640, 1231506, 1291095, 1368340, 1377168, 1589040, 1642008, 1721460, 1778842, 2052510, 2065752, 2189344, 2295280, 2463012, 2582190, 2668263, 2736680, 2754336, 3078765, 3178080, 3284016, 3442920, 3557684, 4105020, 4131504, 4447105, 4590560, 4926024, 5164380, 5336526, 5473360, 6157530, 6568032, 6885840, 7115368, 8004789, 8210040, 8263008, 8894210, 9852048, 10328760, 10673052, 10946720, 12315060, 13341315, 13771680, 14230736, 16009578, 16420080, 17788420, 19704096, 20657520, 21346104, 24630120, 26682630, 28461472, 32019156, 32840160, 35576840, 40023945, 41315040, 42692208, 49260240, 53365260, 64038312, 71153680, 80047890, 85384416, 98520480, 106730520, 128076624, 142307360, 160095780, 213461040, 256153248, 320191560, 426922080, 640383120, 1280766240]

約数ペア:

[(1, 1280766240), (2, 640383120), (3, 426922080), (4, 320191560), (5, 256153248), (6, 213461040), (8, 160095780), (9, 142307360), (10, 128076624), (12, 106730520), (13, 98520480), (15, 85384416), (16, 80047890), (18, 71153680), (20, 64038312), (24, 53365260), (26, 49260240), (30, 42692208), (31, 41315040), (32, 40023945), (36, 35576840), (39, 32840160), (40, 32019156), (45, 28461472), (48, 26682630), (52, 24630120), (60, 21346104), (62, 20657520), (65, 19704096), (72, 17788420), (78, 16420080), (80, 16009578), (90, 14230736), (93, 13771680), (96, 13341315), (104, 12315060), (117, 10946720), (120, 10673052), (124, 10328760), (130, 9852048), (144, 8894210), (155, 8263008), (156, 8210040), (160, 8004789), (180, 7115368), (186, 6885840), (195, 6568032), (208, 6157530), (234, 5473360), (240, 5336526), (248, 5164380), (260, 4926024), (279, 4590560), (288, 4447105), (310, 4131504), (312, 4105020), (360, 3557684), (372, 3442920), (390, 3284016), (403, 3178080), (416, 3078765), (465, 2754336), (468, 2736680), (480, 2668263), (496, 2582190), (520, 2463012), (558, 2295280), (585, 2189344), (620, 2065752), (624, 2052510), (720, 1778842), (744, 1721460), (780, 1642008), (806, 1589040), (930, 1377168), (936, 1368340), (992, 1291095), (1040, 1231506), (1116, 1147640), (1170, 1094672), (1209, 1059360), (1240, 1032876), (1248, 1026255), (1395, 918112), (1440, 889421), (1488, 860730), (1560, 821004), (1612, 794520), (1860, 688584), (1872, 684170), (2015, 635616), (2080, 615753), (2207, 580320), (2232, 573820), (2340, 547336), (2418, 529680), (2480, 516438), (2790, 459056), (2976, 430365), (3120, 410502), (3224, 397260), (3627, 353120), (3720, 344292), (3744, 342085), (4030, 317808), (4414, 290160), (4464, 286910), (4680, 273668), (4836, 264840), (4960, 258219), (5580, 229528), (6045, 211872), (6240, 205251), (6448, 198630), (6621, 193440), (7254, 176560), (7440, 172146), (8060, 158904), (8828, 145080), (8928, 143455), (9360, 136834), (9672, 132420), (11035, 116064), (11160, 114764), (12090, 105936), (12896, 99315), (13242, 96720), (14508, 88280), (14880, 86073), (16120, 79452), (17656, 72540), (18135, 70624), (18720, 68417), (19344, 66210), (19863, 64480), (22070, 58032), (22320, 57382), (24180, 52968), (26484, 48360), (28691, 44640), (29016, 44140), (32240, 39726), (33105, 38688), (35312, 36270)]