280335272

素因数分解:

$2^3\times 7^3\times {\mathrm{19}}^2\times {\mathrm{283}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 649224000

約数和(自身を除く): 368888728

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 283, 343, 361, 392, 532, 566, 686, 722, 931, 1064, 1132, 1372, 1444, 1862, 1981, 2264, 2527, 2744, 2888, 3724, 3962, 5054, 5377, 6517, 7448, 7924, 10108, 10754, 13034, 13867, 15848, 17689, 20216, 21508, 26068, 27734, 35378, 37639, 43016, 52136, 55468, 70756, 75278, 97069, 102163, 110936, 123823, 141512, 150556, 194138, 204326, 247646, 263473, 301112, 388276, 408652, 495292, 526946, 715141, 776552, 817304, 990584, 1053892, 1430282, 1844311, 2107784, 2860564, 3688622, 5005987, 5721128, 7377244, 10011974, 14754488, 20023948, 35041909, 40047896, 70083818, 140167636, 280335272]

約数ペア:

[(1, 280335272), (2, 140167636), (4, 70083818), (7, 40047896), (8, 35041909), (14, 20023948), (19, 14754488), (28, 10011974), (38, 7377244), (49, 5721128), (56, 5005987), (76, 3688622), (98, 2860564), (133, 2107784), (152, 1844311), (196, 1430282), (266, 1053892), (283, 990584), (343, 817304), (361, 776552), (392, 715141), (532, 526946), (566, 495292), (686, 408652), (722, 388276), (931, 301112), (1064, 263473), (1132, 247646), (1372, 204326), (1444, 194138), (1862, 150556), (1981, 141512), (2264, 123823), (2527, 110936), (2744, 102163), (2888, 97069), (3724, 75278), (3962, 70756), (5054, 55468), (5377, 52136), (6517, 43016), (7448, 37639), (7924, 35378), (10108, 27734), (10754, 26068), (13034, 21508), (13867, 20216), (15848, 17689)]