1290831480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{18773}}^1$

素因数の和:18981

約数の個数: 96

約数和(自身を含む): 4217391360

約数和(自身を除く): 2926559880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 191, 360, 382, 573, 764, 955, 1146, 1528, 1719, 1910, 2292, 2865, 3438, 3820, 4584, 5730, 6876, 7640, 8595, 11460, 13752, 17190, 18773, 22920, 34380, 37546, 56319, 68760, 75092, 93865, 112638, 150184, 168957, 187730, 225276, 281595, 337914, 375460, 450552, 563190, 675828, 750920, 844785, 1126380, 1351656, 1689570, 2252760, 3379140, 3585643, 6758280, 7171286, 10756929, 14342572, 17928215, 21513858, 28685144, 32270787, 35856430, 43027716, 53784645, 64541574, 71712860, 86055432, 107569290, 129083148, 143425720, 161353935, 215138580, 258166296, 322707870, 430277160, 645415740, 1290831480]

約数ペア:

[(1, 1290831480), (2, 645415740), (3, 430277160), (4, 322707870), (5, 258166296), (6, 215138580), (8, 161353935), (9, 143425720), (10, 129083148), (12, 107569290), (15, 86055432), (18, 71712860), (20, 64541574), (24, 53784645), (30, 43027716), (36, 35856430), (40, 32270787), (45, 28685144), (60, 21513858), (72, 17928215), (90, 14342572), (120, 10756929), (180, 7171286), (191, 6758280), (360, 3585643), (382, 3379140), (573, 2252760), (764, 1689570), (955, 1351656), (1146, 1126380), (1528, 844785), (1719, 750920), (1910, 675828), (2292, 563190), (2865, 450552), (3438, 375460), (3820, 337914), (4584, 281595), (5730, 225276), (6876, 187730), (7640, 168957), (8595, 150184), (11460, 112638), (13752, 93865), (17190, 75092), (18773, 68760), (22920, 56319), (34380, 37546)]