290197404

素因数分解:

$2^2\times 3^7\times 7^2\times {\mathrm{677}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 887312160

約数和(自身を除く): 597114756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 677, 729, 756, 882, 972, 1134, 1323, 1354, 1458, 1701, 1764, 2031, 2187, 2268, 2646, 2708, 2916, 3402, 3969, 4062, 4374, 4739, 5103, 5292, 6093, 6804, 7938, 8124, 8748, 9478, 10206, 11907, 12186, 14217, 15309, 15876, 18279, 18956, 20412, 23814, 24372, 28434, 30618, 33173, 35721, 36558, 42651, 47628, 54837, 56868, 61236, 66346, 71442, 73116, 85302, 99519, 107163, 109674, 127953, 132692, 142884, 164511, 170604, 199038, 214326, 219348, 255906, 298557, 329022, 383859, 398076, 428652, 493533, 511812, 597114, 658044, 767718, 895671, 987066, 1151577, 1194228, 1480599, 1535436, 1791342, 1974132, 2303154, 2687013, 2961198, 3454731, 3582684, 4606308, 5374026, 5922396, 6909462, 8061039, 10364193, 10748052, 13818924, 16122078, 20728386, 24183117, 32244156, 41456772, 48366234, 72549351, 96732468, 145098702, 290197404]

約数ペア:

[(1, 290197404), (2, 145098702), (3, 96732468), (4, 72549351), (6, 48366234), (7, 41456772), (9, 32244156), (12, 24183117), (14, 20728386), (18, 16122078), (21, 13818924), (27, 10748052), (28, 10364193), (36, 8061039), (42, 6909462), (49, 5922396), (54, 5374026), (63, 4606308), (81, 3582684), (84, 3454731), (98, 2961198), (108, 2687013), (126, 2303154), (147, 1974132), (162, 1791342), (189, 1535436), (196, 1480599), (243, 1194228), (252, 1151577), (294, 987066), (324, 895671), (378, 767718), (441, 658044), (486, 597114), (567, 511812), (588, 493533), (677, 428652), (729, 398076), (756, 383859), (882, 329022), (972, 298557), (1134, 255906), (1323, 219348), (1354, 214326), (1458, 199038), (1701, 170604), (1764, 164511), (2031, 142884), (2187, 132692), (2268, 127953), (2646, 109674), (2708, 107163), (2916, 99519), (3402, 85302), (3969, 73116), (4062, 71442), (4374, 66346), (4739, 61236), (5103, 56868), (5292, 54837), (6093, 47628), (6804, 42651), (7938, 36558), (8124, 35721), (8748, 33173), (9478, 30618), (10206, 28434), (11907, 24372), (12186, 23814), (14217, 20412), (15309, 18956), (15876, 18279)]