259551240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9787}}^1$

素因数の和:9831

約数の個数: 128

約数和(自身を含む): 887967360

約数和(自身を除く): 628416120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8840, 9787, 13260, 19574, 26520, 29361, 39148, 48935, 58722, 78296, 97870, 117444, 127231, 146805, 166379, 195740, 234888, 254462, 293610, 332758, 381693, 391480, 499137, 508924, 587220, 636155, 665516, 763386, 831895, 998274, 1017848, 1174440, 1272310, 1331032, 1526772, 1663790, 1908465, 1996548, 2162927, 2495685, 2544620, 3053544, 3327580, 3816930, 3993096, 4325854, 4991370, 5089240, 6488781, 6655160, 7633860, 8651708, 9982740, 10814635, 12977562, 15267720, 17303416, 19965480, 21629270, 25955124, 32443905, 43258540, 51910248, 64887810, 86517080, 129775620, 259551240]

約数ペア:

[(1, 259551240), (2, 129775620), (3, 86517080), (4, 64887810), (5, 51910248), (6, 43258540), (8, 32443905), (10, 25955124), (12, 21629270), (13, 19965480), (15, 17303416), (17, 15267720), (20, 12977562), (24, 10814635), (26, 9982740), (30, 8651708), (34, 7633860), (39, 6655160), (40, 6488781), (51, 5089240), (52, 4991370), (60, 4325854), (65, 3993096), (68, 3816930), (78, 3327580), (85, 3053544), (102, 2544620), (104, 2495685), (120, 2162927), (130, 1996548), (136, 1908465), (156, 1663790), (170, 1526772), (195, 1331032), (204, 1272310), (221, 1174440), (255, 1017848), (260, 998274), (312, 831895), (340, 763386), (390, 665516), (408, 636155), (442, 587220), (510, 508924), (520, 499137), (663, 391480), (680, 381693), (780, 332758), (884, 293610), (1020, 254462), (1105, 234888), (1326, 195740), (1560, 166379), (1768, 146805), (2040, 127231), (2210, 117444), (2652, 97870), (3315, 78296), (4420, 58722), (5304, 48935), (6630, 39148), (8840, 29361), (9787, 26520), (13260, 19574)]