1949270778

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:290

約数の個数: 256

約数和(自身を含む): 5589319680

約数和(自身を除く): 3640048902

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 37, 39, 42, 54, 63, 71, 74, 78, 91, 111, 117, 126, 142, 151, 182, 189, 213, 222, 234, 259, 273, 302, 333, 351, 378, 426, 453, 481, 497, 518, 546, 639, 666, 702, 777, 819, 906, 923, 962, 994, 999, 1057, 1278, 1359, 1443, 1491, 1554, 1638, 1846, 1917, 1963, 1998, 2114, 2331, 2457, 2627, 2718, 2769, 2886, 2982, 3171, 3367, 3834, 3926, 4077, 4329, 4473, 4662, 4914, 5254, 5538, 5587, 5889, 6342, 6461, 6734, 6993, 7881, 8154, 8307, 8658, 8946, 9513, 10101, 10721, 11174, 11778, 12922, 12987, 13419, 13741, 13986, 15762, 16614, 16761, 17667, 18389, 19026, 19383, 20202, 21442, 23643, 24921, 25974, 26838, 27482, 28539, 30303, 32163, 33522, 34151, 35334, 36778, 38766, 39109, 41223, 47286, 49842, 50283, 53001, 55167, 57078, 58149, 60606, 64326, 68302, 70929, 72631, 75047, 78218, 82446, 90909, 96489, 100566, 102453, 106002, 110334, 116298, 117327, 123669, 139373, 141858, 145262, 150094, 150849, 165501, 174447, 181818, 192978, 204906, 217893, 225141, 234654, 239057, 247338, 278746, 289467, 301698, 307359, 331002, 348894, 351981, 371007, 396677, 418119, 435786, 450282, 478114, 496503, 508417, 578934, 614718, 653679, 675423, 703962, 717171, 742014, 793354, 836238, 922077, 975611, 993006, 1016834, 1055943, 1190031, 1254357, 1307358, 1350846, 1434342, 1525251, 1844154, 1951222, 1961037, 2026269, 2111886, 2151513, 2380062, 2508714, 2776739, 2926833, 3050502, 3570093, 3763071, 3922074, 4052538, 4303026, 4575753, 5156801, 5553478, 5853666, 6454539, 7140186, 7526142, 8330217, 8780499, 9151506, 10313602, 10710279, 12909078, 13727259, 15470403, 16660434, 17560998, 21420558, 24990651, 26341497, 27454518, 30940806, 36097607, 46411209, 49981302, 52682994, 72195214, 74971953, 92822418, 108292821, 139233627, 149943906, 216585642, 278467254, 324878463, 649756926, 974635389, 1949270778]

約数ペア:

[(1, 1949270778), (2, 974635389), (3, 649756926), (6, 324878463), (7, 278467254), (9, 216585642), (13, 149943906), (14, 139233627), (18, 108292821), (21, 92822418), (26, 74971953), (27, 72195214), (37, 52682994), (39, 49981302), (42, 46411209), (54, 36097607), (63, 30940806), (71, 27454518), (74, 26341497), (78, 24990651), (91, 21420558), (111, 17560998), (117, 16660434), (126, 15470403), (142, 13727259), (151, 12909078), (182, 10710279), (189, 10313602), (213, 9151506), (222, 8780499), (234, 8330217), (259, 7526142), (273, 7140186), (302, 6454539), (333, 5853666), (351, 5553478), (378, 5156801), (426, 4575753), (453, 4303026), (481, 4052538), (497, 3922074), (518, 3763071), (546, 3570093), (639, 3050502), (666, 2926833), (702, 2776739), (777, 2508714), (819, 2380062), (906, 2151513), (923, 2111886), (962, 2026269), (994, 1961037), (999, 1951222), (1057, 1844154), (1278, 1525251), (1359, 1434342), (1443, 1350846), (1491, 1307358), (1554, 1254357), (1638, 1190031), (1846, 1055943), (1917, 1016834), (1963, 993006), (1998, 975611), (2114, 922077), (2331, 836238), (2457, 793354), (2627, 742014), (2718, 717171), (2769, 703962), (2886, 675423), (2982, 653679), (3171, 614718), (3367, 578934), (3834, 508417), (3926, 496503), (4077, 478114), (4329, 450282), (4473, 435786), (4662, 418119), (4914, 396677), (5254, 371007), (5538, 351981), (5587, 348894), (5889, 331002), (6342, 307359), (6461, 301698), (6734, 289467), (6993, 278746), (7881, 247338), (8154, 239057), (8307, 234654), (8658, 225141), (8946, 217893), (9513, 204906), (10101, 192978), (10721, 181818), (11174, 174447), (11778, 165501), (12922, 150849), (12987, 150094), (13419, 145262), (13741, 141858), (13986, 139373), (15762, 123669), (16614, 117327), (16761, 116298), (17667, 110334), (18389, 106002), (19026, 102453), (19383, 100566), (20202, 96489), (21442, 90909), (23643, 82446), (24921, 78218), (25974, 75047), (26838, 72631), (27482, 70929), (28539, 68302), (30303, 64326), (32163, 60606), (33522, 58149), (34151, 57078), (35334, 55167), (36778, 53001), (38766, 50283), (39109, 49842), (41223, 47286)]