491499144

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 256

約数和(自身を含む): 1548288000

約数和(自身を除く): 1056788856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 27, 36, 38, 41, 46, 54, 57, 69, 72, 76, 82, 92, 108, 114, 123, 127, 138, 152, 164, 171, 184, 207, 216, 228, 246, 254, 276, 328, 342, 369, 381, 414, 437, 456, 492, 508, 513, 552, 621, 684, 738, 762, 779, 828, 874, 943, 984, 1016, 1026, 1107, 1143, 1242, 1311, 1368, 1476, 1524, 1558, 1656, 1748, 1886, 2052, 2214, 2286, 2337, 2413, 2484, 2622, 2829, 2921, 2952, 3048, 3116, 3429, 3496, 3772, 3933, 4104, 4428, 4572, 4674, 4826, 4968, 5207, 5244, 5658, 5842, 6232, 6858, 7011, 7239, 7544, 7866, 8487, 8763, 8856, 9144, 9348, 9652, 10414, 10488, 11316, 11684, 11799, 13716, 14022, 14478, 15621, 15732, 16974, 17526, 17917, 18696, 19304, 20828, 21033, 21717, 22632, 23368, 23598, 25461, 26289, 27432, 28044, 28956, 31242, 31464, 33948, 35052, 35834, 41656, 42066, 43434, 46863, 47196, 50922, 52578, 53751, 55499, 56088, 57912, 62484, 65151, 67896, 70104, 71668, 78867, 84132, 86868, 93726, 94392, 98933, 101844, 105156, 107502, 110998, 119761, 124968, 130302, 140589, 143336, 157734, 161253, 166497, 168264, 173736, 187452, 197866, 203688, 210312, 215004, 221996, 239522, 260604, 281178, 296799, 315468, 322506, 332994, 359283, 374904, 395732, 430008, 443992, 479044, 483759, 499491, 521208, 562356, 593598, 630936, 645012, 665988, 718566, 791464, 890397, 958088, 967518, 998982, 1077849, 1124712, 1187196, 1290024, 1331976, 1437132, 1498473, 1780794, 1935036, 1997964, 2155698, 2275459, 2374392, 2671191, 2874264, 2996946, 3233547, 3561588, 3870072, 3995928, 4311396, 4550918, 5342382, 5993892, 6467094, 6826377, 7123176, 8622792, 9101836, 10684764, 11987784, 12934188, 13652754, 18203672, 20479131, 21369528, 25868376, 27305508, 40958262, 54611016, 61437393, 81916524, 122874786, 163833048, 245749572, 491499144]

約数ペア:

[(1, 491499144), (2, 245749572), (3, 163833048), (4, 122874786), (6, 81916524), (8, 61437393), (9, 54611016), (12, 40958262), (18, 27305508), (19, 25868376), (23, 21369528), (24, 20479131), (27, 18203672), (36, 13652754), (38, 12934188), (41, 11987784), (46, 10684764), (54, 9101836), (57, 8622792), (69, 7123176), (72, 6826377), (76, 6467094), (82, 5993892), (92, 5342382), (108, 4550918), (114, 4311396), (123, 3995928), (127, 3870072), (138, 3561588), (152, 3233547), (164, 2996946), (171, 2874264), (184, 2671191), (207, 2374392), (216, 2275459), (228, 2155698), (246, 1997964), (254, 1935036), (276, 1780794), (328, 1498473), (342, 1437132), (369, 1331976), (381, 1290024), (414, 1187196), (437, 1124712), (456, 1077849), (492, 998982), (508, 967518), (513, 958088), (552, 890397), (621, 791464), (684, 718566), (738, 665988), (762, 645012), (779, 630936), (828, 593598), (874, 562356), (943, 521208), (984, 499491), (1016, 483759), (1026, 479044), (1107, 443992), (1143, 430008), (1242, 395732), (1311, 374904), (1368, 359283), (1476, 332994), (1524, 322506), (1558, 315468), (1656, 296799), (1748, 281178), (1886, 260604), (2052, 239522), (2214, 221996), (2286, 215004), (2337, 210312), (2413, 203688), (2484, 197866), (2622, 187452), (2829, 173736), (2921, 168264), (2952, 166497), (3048, 161253), (3116, 157734), (3429, 143336), (3496, 140589), (3772, 130302), (3933, 124968), (4104, 119761), (4428, 110998), (4572, 107502), (4674, 105156), (4826, 101844), (4968, 98933), (5207, 94392), (5244, 93726), (5658, 86868), (5842, 84132), (6232, 78867), (6858, 71668), (7011, 70104), (7239, 67896), (7544, 65151), (7866, 62484), (8487, 57912), (8763, 56088), (8856, 55499), (9144, 53751), (9348, 52578), (9652, 50922), (10414, 47196), (10488, 46863), (11316, 43434), (11684, 42066), (11799, 41656), (13716, 35834), (14022, 35052), (14478, 33948), (15621, 31464), (15732, 31242), (16974, 28956), (17526, 28044), (17917, 27432), (18696, 26289), (19304, 25461), (20828, 23598), (21033, 23368), (21717, 22632)]