68429340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:489

約数の個数: 192

約数和(自身を含む): 249553920

約数和(自身を除く): 181124580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 84, 86, 90, 105, 108, 126, 129, 135, 140, 172, 180, 189, 210, 215, 252, 258, 270, 301, 315, 378, 387, 420, 421, 430, 516, 540, 602, 630, 645, 756, 774, 842, 860, 903, 945, 1161, 1204, 1260, 1263, 1290, 1505, 1548, 1684, 1806, 1890, 1935, 2105, 2322, 2526, 2580, 2709, 2947, 3010, 3612, 3780, 3789, 3870, 4210, 4515, 4644, 5052, 5418, 5805, 5894, 6020, 6315, 7578, 7740, 8127, 8420, 8841, 9030, 10836, 11367, 11610, 11788, 12630, 13545, 14735, 15156, 16254, 17682, 18060, 18103, 18945, 22734, 23220, 25260, 26523, 27090, 29470, 32508, 35364, 36206, 37890, 40635, 44205, 45468, 53046, 54180, 54309, 56835, 58940, 72412, 75780, 79569, 81270, 88410, 90515, 106092, 108618, 113670, 126721, 132615, 159138, 162540, 162927, 176820, 181030, 217236, 227340, 253442, 265230, 271545, 318276, 325854, 362060, 380163, 397845, 488781, 506884, 530460, 543090, 633605, 651708, 760326, 795690, 814635, 977562, 1086180, 1140489, 1267210, 1520652, 1591380, 1629270, 1900815, 1955124, 2280978, 2443905, 2534420, 3258540, 3421467, 3801630, 4561956, 4887810, 5702445, 6842934, 7603260, 9775620, 11404890, 13685868, 17107335, 22809780, 34214670, 68429340]

約数ペア:

[(1, 68429340), (2, 34214670), (3, 22809780), (4, 17107335), (5, 13685868), (6, 11404890), (7, 9775620), (9, 7603260), (10, 6842934), (12, 5702445), (14, 4887810), (15, 4561956), (18, 3801630), (20, 3421467), (21, 3258540), (27, 2534420), (28, 2443905), (30, 2280978), (35, 1955124), (36, 1900815), (42, 1629270), (43, 1591380), (45, 1520652), (54, 1267210), (60, 1140489), (63, 1086180), (70, 977562), (84, 814635), (86, 795690), (90, 760326), (105, 651708), (108, 633605), (126, 543090), (129, 530460), (135, 506884), (140, 488781), (172, 397845), (180, 380163), (189, 362060), (210, 325854), (215, 318276), (252, 271545), (258, 265230), (270, 253442), (301, 227340), (315, 217236), (378, 181030), (387, 176820), (420, 162927), (421, 162540), (430, 159138), (516, 132615), (540, 126721), (602, 113670), (630, 108618), (645, 106092), (756, 90515), (774, 88410), (842, 81270), (860, 79569), (903, 75780), (945, 72412), (1161, 58940), (1204, 56835), (1260, 54309), (1263, 54180), (1290, 53046), (1505, 45468), (1548, 44205), (1684, 40635), (1806, 37890), (1890, 36206), (1935, 35364), (2105, 32508), (2322, 29470), (2526, 27090), (2580, 26523), (2709, 25260), (2947, 23220), (3010, 22734), (3612, 18945), (3780, 18103), (3789, 18060), (3870, 17682), (4210, 16254), (4515, 15156), (4644, 14735), (5052, 13545), (5418, 12630), (5805, 11788), (5894, 11610), (6020, 11367), (6315, 10836), (7578, 9030), (7740, 8841), (8127, 8420)]