259687584

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:667

約数の個数: 144

約数和(自身を含む): 802620000

約数和(自身を除く): 542932416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 139, 144, 156, 208, 234, 278, 288, 312, 416, 417, 468, 499, 556, 624, 834, 936, 998, 1112, 1248, 1251, 1497, 1668, 1807, 1872, 1996, 2224, 2502, 2994, 3336, 3614, 3744, 3992, 4448, 4491, 5004, 5421, 5988, 6487, 6672, 7228, 7984, 8982, 10008, 10842, 11976, 12974, 13344, 14456, 15968, 16263, 17964, 19461, 20016, 21684, 23952, 25948, 28912, 32526, 35928, 38922, 40032, 43368, 47904, 51896, 57824, 58383, 65052, 69361, 71856, 77844, 86736, 103792, 116766, 130104, 138722, 143712, 155688, 173472, 207584, 208083, 233532, 260208, 277444, 311376, 416166, 467064, 520416, 554888, 622752, 624249, 832332, 901693, 934128, 1109776, 1248498, 1664664, 1803386, 1868256, 2219552, 2496996, 2705079, 3329328, 3606772, 4993992, 5410158, 6658656, 7213544, 8115237, 9987984, 10820316, 14427088, 16230474, 19975968, 21640632, 28854176, 32460948, 43281264, 64921896, 86562528, 129843792, 259687584]

約数ペア:

[(1, 259687584), (2, 129843792), (3, 86562528), (4, 64921896), (6, 43281264), (8, 32460948), (9, 28854176), (12, 21640632), (13, 19975968), (16, 16230474), (18, 14427088), (24, 10820316), (26, 9987984), (32, 8115237), (36, 7213544), (39, 6658656), (48, 5410158), (52, 4993992), (72, 3606772), (78, 3329328), (96, 2705079), (104, 2496996), (117, 2219552), (139, 1868256), (144, 1803386), (156, 1664664), (208, 1248498), (234, 1109776), (278, 934128), (288, 901693), (312, 832332), (416, 624249), (417, 622752), (468, 554888), (499, 520416), (556, 467064), (624, 416166), (834, 311376), (936, 277444), (998, 260208), (1112, 233532), (1248, 208083), (1251, 207584), (1497, 173472), (1668, 155688), (1807, 143712), (1872, 138722), (1996, 130104), (2224, 116766), (2502, 103792), (2994, 86736), (3336, 77844), (3614, 71856), (3744, 69361), (3992, 65052), (4448, 58383), (4491, 57824), (5004, 51896), (5421, 47904), (5988, 43368), (6487, 40032), (6672, 38922), (7228, 35928), (7984, 32526), (8982, 28912), (10008, 25948), (10842, 23952), (11976, 21684), (12974, 20016), (13344, 19461), (14456, 17964), (15968, 16263)]