290796688

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 160

約数和(自身を含む): 734952960

約数和(自身を除く): 444156272

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 52, 56, 58, 71, 91, 97, 104, 112, 116, 142, 182, 194, 203, 208, 232, 284, 364, 377, 388, 406, 464, 497, 568, 679, 728, 754, 776, 812, 923, 994, 1136, 1261, 1358, 1456, 1508, 1552, 1624, 1846, 1988, 2059, 2522, 2639, 2716, 2813, 3016, 3248, 3692, 3976, 4118, 5044, 5278, 5432, 5626, 6032, 6461, 6887, 7384, 7952, 8236, 8827, 10088, 10556, 10864, 11252, 12922, 13774, 14413, 14768, 16472, 17654, 19691, 20176, 21112, 22504, 25844, 26767, 27548, 28826, 32944, 35308, 36569, 39382, 42224, 45008, 48209, 51688, 53534, 55096, 57652, 70616, 73138, 78764, 89531, 96418, 103376, 107068, 110192, 115304, 141232, 146276, 157528, 179062, 187369, 192836, 199723, 214136, 230608, 255983, 292552, 315056, 358124, 374738, 385672, 399446, 428272, 511966, 585104, 626717, 716248, 749476, 771344, 798892, 1023932, 1253434, 1398061, 1432496, 1498952, 1597784, 2047864, 2506868, 2596399, 2796122, 2997904, 3195568, 4095728, 5013736, 5192798, 5592244, 10027472, 10385596, 11184488, 18174793, 20771192, 22368976, 36349586, 41542384, 72699172, 145398344, 290796688]

約数ペア:

[(1, 290796688), (2, 145398344), (4, 72699172), (7, 41542384), (8, 36349586), (13, 22368976), (14, 20771192), (16, 18174793), (26, 11184488), (28, 10385596), (29, 10027472), (52, 5592244), (56, 5192798), (58, 5013736), (71, 4095728), (91, 3195568), (97, 2997904), (104, 2796122), (112, 2596399), (116, 2506868), (142, 2047864), (182, 1597784), (194, 1498952), (203, 1432496), (208, 1398061), (232, 1253434), (284, 1023932), (364, 798892), (377, 771344), (388, 749476), (406, 716248), (464, 626717), (497, 585104), (568, 511966), (679, 428272), (728, 399446), (754, 385672), (776, 374738), (812, 358124), (923, 315056), (994, 292552), (1136, 255983), (1261, 230608), (1358, 214136), (1456, 199723), (1508, 192836), (1552, 187369), (1624, 179062), (1846, 157528), (1988, 146276), (2059, 141232), (2522, 115304), (2639, 110192), (2716, 107068), (2813, 103376), (3016, 96418), (3248, 89531), (3692, 78764), (3976, 73138), (4118, 70616), (5044, 57652), (5278, 55096), (5432, 53534), (5626, 51688), (6032, 48209), (6461, 45008), (6887, 42224), (7384, 39382), (7952, 36569), (8236, 35308), (8827, 32944), (10088, 28826), (10556, 27548), (10864, 26767), (11252, 25844), (12922, 22504), (13774, 21112), (14413, 20176), (14768, 19691), (16472, 17654)]