638545152

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2897}}^1$

素因数の和:2964

約数の個数: 144

約数和(自身を含む): 1990300032

約数和(自身を除く): 1351754880

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 64, 82, 84, 96, 112, 123, 128, 164, 168, 192, 224, 246, 256, 287, 328, 336, 384, 448, 492, 574, 656, 672, 768, 861, 896, 984, 1148, 1312, 1344, 1722, 1792, 1968, 2296, 2624, 2688, 2897, 3444, 3936, 4592, 5248, 5376, 5794, 6888, 7872, 8691, 9184, 10496, 11588, 13776, 15744, 17382, 18368, 20279, 23176, 27552, 31488, 34764, 36736, 40558, 46352, 55104, 60837, 69528, 73472, 81116, 92704, 110208, 118777, 121674, 139056, 162232, 185408, 220416, 237554, 243348, 278112, 324464, 356331, 370816, 475108, 486696, 556224, 648928, 712662, 741632, 831439, 950216, 973392, 1112448, 1297856, 1425324, 1662878, 1900432, 1946784, 2224896, 2494317, 2595712, 2850648, 3325756, 3800864, 3893568, 4988634, 5191424, 5701296, 6651512, 7601728, 7787136, 9977268, 11402592, 13303024, 15203456, 15574272, 19954536, 22805184, 26606048, 30406912, 39909072, 45610368, 53212096, 79818144, 91220736, 106424192, 159636288, 212848384, 319272576, 638545152]

約数ペア:

[(1, 638545152), (2, 319272576), (3, 212848384), (4, 159636288), (6, 106424192), (7, 91220736), (8, 79818144), (12, 53212096), (14, 45610368), (16, 39909072), (21, 30406912), (24, 26606048), (28, 22805184), (32, 19954536), (41, 15574272), (42, 15203456), (48, 13303024), (56, 11402592), (64, 9977268), (82, 7787136), (84, 7601728), (96, 6651512), (112, 5701296), (123, 5191424), (128, 4988634), (164, 3893568), (168, 3800864), (192, 3325756), (224, 2850648), (246, 2595712), (256, 2494317), (287, 2224896), (328, 1946784), (336, 1900432), (384, 1662878), (448, 1425324), (492, 1297856), (574, 1112448), (656, 973392), (672, 950216), (768, 831439), (861, 741632), (896, 712662), (984, 648928), (1148, 556224), (1312, 486696), (1344, 475108), (1722, 370816), (1792, 356331), (1968, 324464), (2296, 278112), (2624, 243348), (2688, 237554), (2897, 220416), (3444, 185408), (3936, 162232), (4592, 139056), (5248, 121674), (5376, 118777), (5794, 110208), (6888, 92704), (7872, 81116), (8691, 73472), (9184, 69528), (10496, 60837), (11588, 55104), (13776, 46352), (15744, 40558), (17382, 36736), (18368, 34764), (20279, 31488), (23176, 27552)]