515627280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:678

約数の個数: 240

約数和(自身を含む): 1991658240

約数和(自身を除く): 1476030960

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, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 263, 280, 315, 336, 360, 389, 420, 504, 526, 560, 630, 720, 778, 789, 840, 1008, 1052, 1167, 1260, 1315, 1556, 1578, 1680, 1841, 1945, 2104, 2334, 2367, 2520, 2630, 2723, 3112, 3156, 3501, 3682, 3890, 3945, 4208, 4668, 4734, 5040, 5260, 5446, 5523, 5835, 6224, 6312, 7002, 7364, 7780, 7890, 8169, 9205, 9336, 9468, 10520, 10892, 11046, 11670, 11835, 12624, 13615, 14004, 14728, 15560, 15780, 16338, 16569, 17505, 18410, 18672, 18936, 21040, 21784, 22092, 23340, 23670, 24507, 27230, 27615, 28008, 29456, 31120, 31560, 32676, 33138, 35010, 36820, 37872, 40845, 43568, 44184, 46680, 47340, 49014, 54460, 55230, 56016, 63120, 65352, 66276, 70020, 73640, 81690, 82845, 88368, 93360, 94680, 98028, 102307, 108920, 110460, 122535, 130704, 132552, 140040, 147280, 163380, 165690, 189360, 196056, 204614, 217840, 220920, 245070, 265104, 280080, 306921, 326760, 331380, 392112, 409228, 441840, 490140, 511535, 613842, 653520, 662760, 716149, 818456, 920763, 980280, 1023070, 1227684, 1325520, 1432298, 1534605, 1636912, 1841526, 1960560, 2046140, 2148447, 2455368, 2864596, 3069210, 3580745, 3683052, 4092280, 4296894, 4603815, 4910736, 5729192, 6138420, 6445341, 7161490, 7366104, 8184560, 8593788, 9207630, 10742235, 11458384, 12276840, 12890682, 14322980, 14732208, 17187576, 18415260, 21484470, 24553680, 25781364, 28645960, 32226705, 34375152, 36830520, 42968940, 51562728, 57291920, 64453410, 73661040, 85937880, 103125456, 128906820, 171875760, 257813640, 515627280]

約数ペア:

[(1, 515627280), (2, 257813640), (3, 171875760), (4, 128906820), (5, 103125456), (6, 85937880), (7, 73661040), (8, 64453410), (9, 57291920), (10, 51562728), (12, 42968940), (14, 36830520), (15, 34375152), (16, 32226705), (18, 28645960), (20, 25781364), (21, 24553680), (24, 21484470), (28, 18415260), (30, 17187576), (35, 14732208), (36, 14322980), (40, 12890682), (42, 12276840), (45, 11458384), (48, 10742235), (56, 9207630), (60, 8593788), (63, 8184560), (70, 7366104), (72, 7161490), (80, 6445341), (84, 6138420), (90, 5729192), (105, 4910736), (112, 4603815), (120, 4296894), (126, 4092280), (140, 3683052), (144, 3580745), (168, 3069210), (180, 2864596), (210, 2455368), (240, 2148447), (252, 2046140), (263, 1960560), (280, 1841526), (315, 1636912), (336, 1534605), (360, 1432298), (389, 1325520), (420, 1227684), (504, 1023070), (526, 980280), (560, 920763), (630, 818456), (720, 716149), (778, 662760), (789, 653520), (840, 613842), (1008, 511535), (1052, 490140), (1167, 441840), (1260, 409228), (1315, 392112), (1556, 331380), (1578, 326760), (1680, 306921), (1841, 280080), (1945, 265104), (2104, 245070), (2334, 220920), (2367, 217840), (2520, 204614), (2630, 196056), (2723, 189360), (3112, 165690), (3156, 163380), (3501, 147280), (3682, 140040), (3890, 132552), (3945, 130704), (4208, 122535), (4668, 110460), (4734, 108920), (5040, 102307), (5260, 98028), (5446, 94680), (5523, 93360), (5835, 88368), (6224, 82845), (6312, 81690), (7002, 73640), (7364, 70020), (7780, 66276), (7890, 65352), (8169, 63120), (9205, 56016), (9336, 55230), (9468, 54460), (10520, 49014), (10892, 47340), (11046, 46680), (11670, 44184), (11835, 43568), (12624, 40845), (13615, 37872), (14004, 36820), (14728, 35010), (15560, 33138), (15780, 32676), (16338, 31560), (16569, 31120), (17505, 29456), (18410, 28008), (18672, 27615), (18936, 27230), (21040, 24507), (21784, 23670), (22092, 23340)]