644606064

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{733}}^1$

素因数の和:975

約数の個数: 120

約数和(自身を含む): 1874201472

約数和(自身を除く): 1229595408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 197, 248, 279, 372, 394, 496, 558, 591, 733, 744, 788, 1116, 1182, 1466, 1488, 1576, 1773, 2199, 2232, 2364, 2932, 3152, 3546, 4398, 4464, 4728, 5864, 6107, 6597, 7092, 8796, 9456, 11728, 12214, 13194, 14184, 17592, 18321, 22723, 24428, 26388, 28368, 35184, 36642, 45446, 48856, 52776, 54963, 68169, 73284, 90892, 97712, 105552, 109926, 136338, 144401, 146568, 181784, 204507, 219852, 272676, 288802, 293136, 363568, 409014, 433203, 439704, 545352, 577604, 818028, 866406, 879408, 1090704, 1155208, 1299609, 1636056, 1732812, 2310416, 2599218, 3272112, 3465624, 4476431, 5198436, 6931248, 8952862, 10396872, 13429293, 17905724, 20793744, 26858586, 35811448, 40287879, 53717172, 71622896, 80575758, 107434344, 161151516, 214868688, 322303032, 644606064]

約数ペア:

[(1, 644606064), (2, 322303032), (3, 214868688), (4, 161151516), (6, 107434344), (8, 80575758), (9, 71622896), (12, 53717172), (16, 40287879), (18, 35811448), (24, 26858586), (31, 20793744), (36, 17905724), (48, 13429293), (62, 10396872), (72, 8952862), (93, 6931248), (124, 5198436), (144, 4476431), (186, 3465624), (197, 3272112), (248, 2599218), (279, 2310416), (372, 1732812), (394, 1636056), (496, 1299609), (558, 1155208), (591, 1090704), (733, 879408), (744, 866406), (788, 818028), (1116, 577604), (1182, 545352), (1466, 439704), (1488, 433203), (1576, 409014), (1773, 363568), (2199, 293136), (2232, 288802), (2364, 272676), (2932, 219852), (3152, 204507), (3546, 181784), (4398, 146568), (4464, 144401), (4728, 136338), (5864, 109926), (6107, 105552), (6597, 97712), (7092, 90892), (8796, 73284), (9456, 68169), (11728, 54963), (12214, 52776), (13194, 48856), (14184, 45446), (17592, 36642), (18321, 35184), (22723, 28368), (24428, 26388)]