64794840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:473

約数の個数: 128

約数和(自身を含む): 213995520

約数和(自身を除く): 149200680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 191, 220, 257, 264, 330, 382, 440, 514, 573, 660, 764, 771, 955, 1028, 1146, 1285, 1320, 1528, 1542, 1910, 2056, 2101, 2292, 2570, 2827, 2865, 3084, 3820, 3855, 4202, 4584, 5140, 5654, 5730, 6168, 6303, 7640, 7710, 8404, 8481, 10280, 10505, 11308, 11460, 12606, 14135, 15420, 16808, 16962, 21010, 22616, 22920, 25212, 28270, 30840, 31515, 33924, 42020, 42405, 49087, 50424, 56540, 63030, 67848, 84040, 84810, 98174, 113080, 126060, 147261, 169620, 196348, 245435, 252120, 294522, 339240, 392696, 490870, 539957, 589044, 736305, 981740, 1079914, 1178088, 1472610, 1619871, 1963480, 2159828, 2699785, 2945220, 3239742, 4319656, 5399570, 5890440, 6479484, 8099355, 10799140, 12958968, 16198710, 21598280, 32397420, 64794840]

約数ペア:

[(1, 64794840), (2, 32397420), (3, 21598280), (4, 16198710), (5, 12958968), (6, 10799140), (8, 8099355), (10, 6479484), (11, 5890440), (12, 5399570), (15, 4319656), (20, 3239742), (22, 2945220), (24, 2699785), (30, 2159828), (33, 1963480), (40, 1619871), (44, 1472610), (55, 1178088), (60, 1079914), (66, 981740), (88, 736305), (110, 589044), (120, 539957), (132, 490870), (165, 392696), (191, 339240), (220, 294522), (257, 252120), (264, 245435), (330, 196348), (382, 169620), (440, 147261), (514, 126060), (573, 113080), (660, 98174), (764, 84810), (771, 84040), (955, 67848), (1028, 63030), (1146, 56540), (1285, 50424), (1320, 49087), (1528, 42405), (1542, 42020), (1910, 33924), (2056, 31515), (2101, 30840), (2292, 28270), (2570, 25212), (2827, 22920), (2865, 22616), (3084, 21010), (3820, 16962), (3855, 16808), (4202, 15420), (4584, 14135), (5140, 12606), (5654, 11460), (5730, 11308), (6168, 10505), (6303, 10280), (7640, 8481), (7710, 8404)]