256643184

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5743}}^1$

素因数の和:5787

約数の個数: 120

約数和(自身を含む): 811971840

約数和(自身を除く): 555328656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 76, 84, 98, 112, 114, 133, 147, 152, 168, 196, 228, 266, 294, 304, 336, 392, 399, 456, 532, 588, 784, 798, 912, 931, 1064, 1176, 1596, 1862, 2128, 2352, 2793, 3192, 3724, 5586, 5743, 6384, 7448, 11172, 11486, 14896, 17229, 22344, 22972, 34458, 40201, 44688, 45944, 68916, 80402, 91888, 109117, 120603, 137832, 160804, 218234, 241206, 275664, 281407, 321608, 327351, 436468, 482412, 562814, 643216, 654702, 763819, 844221, 872936, 964824, 1125628, 1309404, 1527638, 1688442, 1745872, 1929648, 2251256, 2291457, 2618808, 3055276, 3376884, 4502512, 4582914, 5237616, 5346733, 6110552, 6753768, 9165828, 10693466, 12221104, 13507536, 16040199, 18331656, 21386932, 32080398, 36663312, 42773864, 64160796, 85547728, 128321592, 256643184]

約数ペア:

[(1, 256643184), (2, 128321592), (3, 85547728), (4, 64160796), (6, 42773864), (7, 36663312), (8, 32080398), (12, 21386932), (14, 18331656), (16, 16040199), (19, 13507536), (21, 12221104), (24, 10693466), (28, 9165828), (38, 6753768), (42, 6110552), (48, 5346733), (49, 5237616), (56, 4582914), (57, 4502512), (76, 3376884), (84, 3055276), (98, 2618808), (112, 2291457), (114, 2251256), (133, 1929648), (147, 1745872), (152, 1688442), (168, 1527638), (196, 1309404), (228, 1125628), (266, 964824), (294, 872936), (304, 844221), (336, 763819), (392, 654702), (399, 643216), (456, 562814), (532, 482412), (588, 436468), (784, 327351), (798, 321608), (912, 281407), (931, 275664), (1064, 241206), (1176, 218234), (1596, 160804), (1862, 137832), (2128, 120603), (2352, 109117), (2793, 91888), (3192, 80402), (3724, 68916), (5586, 45944), (5743, 44688), (6384, 40201), (7448, 34458), (11172, 22972), (11486, 22344), (14896, 17229)]