61365720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 200390400

約数和(自身を除く): 139024680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 139, 156, 195, 260, 278, 283, 312, 390, 417, 520, 556, 566, 695, 780, 834, 849, 1112, 1132, 1390, 1415, 1560, 1668, 1698, 1807, 2085, 2264, 2780, 2830, 3336, 3396, 3614, 3679, 4170, 4245, 5421, 5560, 5660, 6792, 7228, 7358, 8340, 8490, 9035, 10842, 11037, 11320, 14456, 14716, 16680, 16980, 18070, 18395, 21684, 22074, 27105, 29432, 33960, 36140, 36790, 39337, 43368, 44148, 54210, 55185, 72280, 73580, 78674, 88296, 108420, 110370, 118011, 147160, 157348, 196685, 216840, 220740, 236022, 314696, 393370, 441480, 472044, 511381, 590055, 786740, 944088, 1022762, 1180110, 1534143, 1573480, 2045524, 2360220, 2556905, 3068286, 4091048, 4720440, 5113810, 6136572, 7670715, 10227620, 12273144, 15341430, 20455240, 30682860, 61365720]

約数ペア:

[(1, 61365720), (2, 30682860), (3, 20455240), (4, 15341430), (5, 12273144), (6, 10227620), (8, 7670715), (10, 6136572), (12, 5113810), (13, 4720440), (15, 4091048), (20, 3068286), (24, 2556905), (26, 2360220), (30, 2045524), (39, 1573480), (40, 1534143), (52, 1180110), (60, 1022762), (65, 944088), (78, 786740), (104, 590055), (120, 511381), (130, 472044), (139, 441480), (156, 393370), (195, 314696), (260, 236022), (278, 220740), (283, 216840), (312, 196685), (390, 157348), (417, 147160), (520, 118011), (556, 110370), (566, 108420), (695, 88296), (780, 78674), (834, 73580), (849, 72280), (1112, 55185), (1132, 54210), (1390, 44148), (1415, 43368), (1560, 39337), (1668, 36790), (1698, 36140), (1807, 33960), (2085, 29432), (2264, 27105), (2780, 22074), (2830, 21684), (3336, 18395), (3396, 18070), (3614, 16980), (3679, 16680), (4170, 14716), (4245, 14456), (5421, 11320), (5560, 11037), (5660, 10842), (6792, 9035), (7228, 8490), (7358, 8340)]