639509184

素因数分解:

$2^6\times 3^2\times {\mathrm{37}}^2\times {\mathrm{811}}^1$

素因数の和:903

約数の個数: 126

約数和(自身を含む): 1886241084

約数和(自身を除く): 1246731900

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 144, 148, 192, 222, 288, 296, 333, 444, 576, 592, 666, 811, 888, 1184, 1332, 1369, 1622, 1776, 2368, 2433, 2664, 2738, 3244, 3552, 4107, 4866, 5328, 5476, 6488, 7104, 7299, 8214, 9732, 10656, 10952, 12321, 12976, 14598, 16428, 19464, 21312, 21904, 24642, 25952, 29196, 30007, 32856, 38928, 43808, 49284, 51904, 58392, 60014, 65712, 77856, 87616, 90021, 98568, 116784, 120028, 131424, 155712, 180042, 197136, 233568, 240056, 262848, 270063, 360084, 394272, 467136, 480112, 540126, 720168, 788544, 960224, 1080252, 1110259, 1440336, 1920448, 2160504, 2220518, 2880672, 3330777, 4321008, 4441036, 5761344, 6661554, 8642016, 8882072, 9992331, 13323108, 17284032, 17764144, 19984662, 26646216, 35528288, 39969324, 53292432, 71056576, 79938648, 106584864, 159877296, 213169728, 319754592, 639509184]

約数ペア:

[(1, 639509184), (2, 319754592), (3, 213169728), (4, 159877296), (6, 106584864), (8, 79938648), (9, 71056576), (12, 53292432), (16, 39969324), (18, 35528288), (24, 26646216), (32, 19984662), (36, 17764144), (37, 17284032), (48, 13323108), (64, 9992331), (72, 8882072), (74, 8642016), (96, 6661554), (111, 5761344), (144, 4441036), (148, 4321008), (192, 3330777), (222, 2880672), (288, 2220518), (296, 2160504), (333, 1920448), (444, 1440336), (576, 1110259), (592, 1080252), (666, 960224), (811, 788544), (888, 720168), (1184, 540126), (1332, 480112), (1369, 467136), (1622, 394272), (1776, 360084), (2368, 270063), (2433, 262848), (2664, 240056), (2738, 233568), (3244, 197136), (3552, 180042), (4107, 155712), (4866, 131424), (5328, 120028), (5476, 116784), (6488, 98568), (7104, 90021), (7299, 87616), (8214, 77856), (9732, 65712), (10656, 60014), (10952, 58392), (12321, 51904), (12976, 49284), (14598, 43808), (16428, 38928), (19464, 32856), (21312, 30007), (21904, 29196), (24642, 25952)]