678752568

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 256

約数和(自身を含む): 2145024000

約数和(自身を除く): 1466271432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 37, 39, 47, 52, 54, 72, 74, 78, 94, 104, 108, 111, 117, 139, 141, 148, 156, 188, 216, 222, 234, 278, 282, 296, 312, 333, 351, 376, 417, 423, 444, 468, 481, 556, 564, 611, 666, 702, 834, 846, 888, 936, 962, 999, 1112, 1128, 1222, 1251, 1269, 1332, 1404, 1443, 1668, 1692, 1739, 1807, 1833, 1924, 1998, 2444, 2502, 2538, 2664, 2808, 2886, 3336, 3384, 3478, 3614, 3666, 3753, 3848, 3996, 4329, 4888, 5004, 5076, 5143, 5217, 5421, 5499, 5772, 6533, 6956, 7228, 7332, 7506, 7992, 8658, 10008, 10152, 10286, 10434, 10842, 10998, 11544, 12987, 13066, 13912, 14456, 14664, 15012, 15429, 15651, 16263, 16497, 17316, 19599, 20572, 20868, 21684, 21996, 22607, 25974, 26132, 30024, 30858, 31302, 32526, 32994, 34632, 39198, 41144, 41736, 43368, 43992, 45214, 46287, 46953, 48789, 51948, 52264, 58797, 61716, 62604, 65052, 65988, 66859, 67821, 78396, 84929, 90428, 92574, 93906, 97578, 103896, 117594, 123432, 125208, 130104, 131976, 133718, 135642, 138861, 156792, 169858, 176391, 180856, 185148, 187812, 195156, 200577, 203463, 235188, 241721, 254787, 267436, 271284, 277722, 339716, 352782, 370296, 375624, 390312, 401154, 406926, 470376, 483442, 509574, 534872, 542568, 555444, 601731, 610389, 679432, 705564, 725163, 764361, 802308, 813852, 966884, 1019148, 1110888, 1203462, 1220778, 1411128, 1450326, 1528722, 1604616, 1627704, 1805193, 1933768, 2038296, 2175489, 2293083, 2406924, 2441556, 2900652, 3057444, 3142373, 3610386, 4350978, 4586166, 4813848, 4883112, 5801304, 6114888, 6284746, 6526467, 7220772, 8701956, 9172332, 9427119, 12569492, 13052934, 14441544, 17403912, 18344664, 18854238, 25138984, 26105868, 28281357, 37708476, 52211736, 56562714, 75416952, 84844071, 113125428, 169688142, 226250856, 339376284, 678752568]

約数ペア:

[(1, 678752568), (2, 339376284), (3, 226250856), (4, 169688142), (6, 113125428), (8, 84844071), (9, 75416952), (12, 56562714), (13, 52211736), (18, 37708476), (24, 28281357), (26, 26105868), (27, 25138984), (36, 18854238), (37, 18344664), (39, 17403912), (47, 14441544), (52, 13052934), (54, 12569492), (72, 9427119), (74, 9172332), (78, 8701956), (94, 7220772), (104, 6526467), (108, 6284746), (111, 6114888), (117, 5801304), (139, 4883112), (141, 4813848), (148, 4586166), (156, 4350978), (188, 3610386), (216, 3142373), (222, 3057444), (234, 2900652), (278, 2441556), (282, 2406924), (296, 2293083), (312, 2175489), (333, 2038296), (351, 1933768), (376, 1805193), (417, 1627704), (423, 1604616), (444, 1528722), (468, 1450326), (481, 1411128), (556, 1220778), (564, 1203462), (611, 1110888), (666, 1019148), (702, 966884), (834, 813852), (846, 802308), (888, 764361), (936, 725163), (962, 705564), (999, 679432), (1112, 610389), (1128, 601731), (1222, 555444), (1251, 542568), (1269, 534872), (1332, 509574), (1404, 483442), (1443, 470376), (1668, 406926), (1692, 401154), (1739, 390312), (1807, 375624), (1833, 370296), (1924, 352782), (1998, 339716), (2444, 277722), (2502, 271284), (2538, 267436), (2664, 254787), (2808, 241721), (2886, 235188), (3336, 203463), (3384, 200577), (3478, 195156), (3614, 187812), (3666, 185148), (3753, 180856), (3848, 176391), (3996, 169858), (4329, 156792), (4888, 138861), (5004, 135642), (5076, 133718), (5143, 131976), (5217, 130104), (5421, 125208), (5499, 123432), (5772, 117594), (6533, 103896), (6956, 97578), (7228, 93906), (7332, 92574), (7506, 90428), (7992, 84929), (8658, 78396), (10008, 67821), (10152, 66859), (10286, 65988), (10434, 65052), (10842, 62604), (10998, 61716), (11544, 58797), (12987, 52264), (13066, 51948), (13912, 48789), (14456, 46953), (14664, 46287), (15012, 45214), (15429, 43992), (15651, 43368), (16263, 41736), (16497, 41144), (17316, 39198), (19599, 34632), (20572, 32994), (20868, 32526), (21684, 31302), (21996, 30858), (22607, 30024), (25974, 26132)]