639457812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1049}}^1$

素因数の和:1166

約数の個数: 144

約数和(自身を含む): 1926288000

約数和(自身を除く): 1286830188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 59, 63, 82, 84, 118, 123, 126, 164, 177, 236, 246, 252, 287, 354, 369, 413, 492, 531, 574, 708, 738, 826, 861, 1049, 1062, 1148, 1239, 1476, 1652, 1722, 2098, 2124, 2419, 2478, 2583, 3147, 3444, 3717, 4196, 4838, 4956, 5166, 6294, 7257, 7343, 7434, 9441, 9676, 10332, 12588, 14514, 14686, 14868, 16933, 18882, 21771, 22029, 29028, 29372, 33866, 37764, 43009, 43542, 44058, 50799, 61891, 66087, 67732, 86018, 87084, 88116, 101598, 123782, 129027, 132174, 152397, 172036, 185673, 203196, 247564, 258054, 264348, 301063, 304794, 371346, 387081, 433237, 516108, 557019, 602126, 609588, 742692, 774162, 866474, 903189, 1114038, 1204252, 1299711, 1548324, 1732948, 1806378, 2228076, 2537531, 2599422, 2709567, 3612756, 3899133, 5075062, 5198844, 5419134, 7612593, 7798266, 10150124, 10838268, 15225186, 15596532, 17762717, 22837779, 30450372, 35525434, 45675558, 53288151, 71050868, 91351116, 106576302, 159864453, 213152604, 319728906, 639457812]

約数ペア:

[(1, 639457812), (2, 319728906), (3, 213152604), (4, 159864453), (6, 106576302), (7, 91351116), (9, 71050868), (12, 53288151), (14, 45675558), (18, 35525434), (21, 30450372), (28, 22837779), (36, 17762717), (41, 15596532), (42, 15225186), (59, 10838268), (63, 10150124), (82, 7798266), (84, 7612593), (118, 5419134), (123, 5198844), (126, 5075062), (164, 3899133), (177, 3612756), (236, 2709567), (246, 2599422), (252, 2537531), (287, 2228076), (354, 1806378), (369, 1732948), (413, 1548324), (492, 1299711), (531, 1204252), (574, 1114038), (708, 903189), (738, 866474), (826, 774162), (861, 742692), (1049, 609588), (1062, 602126), (1148, 557019), (1239, 516108), (1476, 433237), (1652, 387081), (1722, 371346), (2098, 304794), (2124, 301063), (2419, 264348), (2478, 258054), (2583, 247564), (3147, 203196), (3444, 185673), (3717, 172036), (4196, 152397), (4838, 132174), (4956, 129027), (5166, 123782), (6294, 101598), (7257, 88116), (7343, 87084), (7434, 86018), (9441, 67732), (9676, 66087), (10332, 61891), (12588, 50799), (14514, 44058), (14686, 43542), (14868, 43009), (16933, 37764), (18882, 33866), (21771, 29372), (22029, 29028)]