1240291260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1259}}^1$

素因数の和:1708

約数の個数: 144

約数和(自身を含む): 4064467680

約数和(自身を除く): 2824176420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 421, 468, 585, 780, 842, 1170, 1259, 1263, 1684, 2105, 2340, 2518, 2526, 3777, 3789, 4210, 5036, 5052, 5473, 6295, 6315, 7554, 7578, 8420, 10946, 11331, 12590, 12630, 15108, 15156, 16367, 16419, 18885, 18945, 21892, 22662, 25180, 25260, 27365, 32734, 32838, 37770, 37890, 45324, 49101, 49257, 54730, 56655, 65468, 65676, 75540, 75780, 81835, 82095, 98202, 98514, 109460, 113310, 147303, 163670, 164190, 196404, 197028, 226620, 245505, 246285, 294606, 327340, 328380, 491010, 492570, 530039, 589212, 736515, 982020, 985140, 1060078, 1473030, 1590117, 2120156, 2650195, 2946060, 3180234, 4770351, 5300390, 6360468, 6890507, 7950585, 9540702, 10600780, 13781014, 15901170, 19081404, 20671521, 23851755, 27562028, 31802340, 34452535, 41343042, 47703510, 62014563, 68905070, 82686084, 95407020, 103357605, 124029126, 137810140, 206715210, 248058252, 310072815, 413430420, 620145630, 1240291260]

約数ペア:

[(1, 1240291260), (2, 620145630), (3, 413430420), (4, 310072815), (5, 248058252), (6, 206715210), (9, 137810140), (10, 124029126), (12, 103357605), (13, 95407020), (15, 82686084), (18, 68905070), (20, 62014563), (26, 47703510), (30, 41343042), (36, 34452535), (39, 31802340), (45, 27562028), (52, 23851755), (60, 20671521), (65, 19081404), (78, 15901170), (90, 13781014), (117, 10600780), (130, 9540702), (156, 7950585), (180, 6890507), (195, 6360468), (234, 5300390), (260, 4770351), (390, 3180234), (421, 2946060), (468, 2650195), (585, 2120156), (780, 1590117), (842, 1473030), (1170, 1060078), (1259, 985140), (1263, 982020), (1684, 736515), (2105, 589212), (2340, 530039), (2518, 492570), (2526, 491010), (3777, 328380), (3789, 327340), (4210, 294606), (5036, 246285), (5052, 245505), (5473, 226620), (6295, 197028), (6315, 196404), (7554, 164190), (7578, 163670), (8420, 147303), (10946, 113310), (11331, 109460), (12590, 98514), (12630, 98202), (15108, 82095), (15156, 81835), (16367, 75780), (16419, 75540), (18885, 65676), (18945, 65468), (21892, 56655), (22662, 54730), (25180, 49257), (25260, 49101), (27365, 45324), (32734, 37890), (32838, 37770)]