256694112

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{21739}}^1$

素因数の和:21796

約数の個数: 72

約数和(自身を含む): 747812520

約数和(自身を除く): 491118408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1968, 2952, 3936, 5904, 11808, 21739, 43478, 65217, 86956, 130434, 173912, 195651, 260868, 347824, 391302, 521736, 695648, 782604, 891299, 1043472, 1565208, 1782598, 2086944, 2673897, 3130416, 3565196, 5347794, 6260832, 7130392, 8021691, 10695588, 14260784, 16043382, 21391176, 28521568, 32086764, 42782352, 64173528, 85564704, 128347056, 256694112]

約数ペア:

[(1, 256694112), (2, 128347056), (3, 85564704), (4, 64173528), (6, 42782352), (8, 32086764), (9, 28521568), (12, 21391176), (16, 16043382), (18, 14260784), (24, 10695588), (32, 8021691), (36, 7130392), (41, 6260832), (48, 5347794), (72, 3565196), (82, 3130416), (96, 2673897), (123, 2086944), (144, 1782598), (164, 1565208), (246, 1043472), (288, 891299), (328, 782604), (369, 695648), (492, 521736), (656, 391302), (738, 347824), (984, 260868), (1312, 195651), (1476, 173912), (1968, 130434), (2952, 86956), (3936, 65217), (5904, 43478), (11808, 21739)]