56981808

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:587

約数の個数: 120

約数和(自身を含む): 174902000

約数和(自身を除く): 117920192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 61, 72, 78, 104, 117, 122, 144, 156, 183, 208, 234, 244, 312, 366, 468, 488, 499, 549, 624, 732, 793, 936, 976, 998, 1098, 1464, 1497, 1586, 1872, 1996, 2196, 2379, 2928, 2994, 3172, 3992, 4392, 4491, 4758, 5988, 6344, 6487, 7137, 7984, 8784, 8982, 9516, 11976, 12688, 12974, 14274, 17964, 19032, 19461, 23952, 25948, 28548, 30439, 35928, 38064, 38922, 51896, 57096, 58383, 60878, 71856, 77844, 91317, 103792, 114192, 116766, 121756, 155688, 182634, 233532, 243512, 273951, 311376, 365268, 395707, 467064, 487024, 547902, 730536, 791414, 934128, 1095804, 1187121, 1461072, 1582828, 2191608, 2374242, 3165656, 3561363, 4383216, 4748484, 6331312, 7122726, 9496968, 14245452, 18993936, 28490904, 56981808]

約数ペア:

[(1, 56981808), (2, 28490904), (3, 18993936), (4, 14245452), (6, 9496968), (8, 7122726), (9, 6331312), (12, 4748484), (13, 4383216), (16, 3561363), (18, 3165656), (24, 2374242), (26, 2191608), (36, 1582828), (39, 1461072), (48, 1187121), (52, 1095804), (61, 934128), (72, 791414), (78, 730536), (104, 547902), (117, 487024), (122, 467064), (144, 395707), (156, 365268), (183, 311376), (208, 273951), (234, 243512), (244, 233532), (312, 182634), (366, 155688), (468, 121756), (488, 116766), (499, 114192), (549, 103792), (624, 91317), (732, 77844), (793, 71856), (936, 60878), (976, 58383), (998, 57096), (1098, 51896), (1464, 38922), (1497, 38064), (1586, 35928), (1872, 30439), (1996, 28548), (2196, 25948), (2379, 23952), (2928, 19461), (2994, 19032), (3172, 17964), (3992, 14274), (4392, 12974), (4491, 12688), (4758, 11976), (5988, 9516), (6344, 8982), (6487, 8784), (7137, 7984)]