56415660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:676

約数の個数: 144

約数和(自身を含む): 189987840

約数和(自身を除く): 133572180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 619, 620, 651, 735, 868, 930, 980, 1085, 1238, 1302, 1470, 1519, 1857, 1860, 2170, 2476, 2604, 2940, 3038, 3095, 3255, 3714, 4333, 4340, 4557, 6076, 6190, 6510, 7428, 7595, 8666, 9114, 9285, 12380, 12999, 13020, 15190, 17332, 18228, 18570, 19189, 21665, 22785, 25998, 30331, 30380, 37140, 38378, 43330, 45570, 51996, 57567, 60662, 64995, 76756, 86660, 90993, 91140, 95945, 115134, 121324, 129990, 134323, 151655, 181986, 191890, 230268, 259980, 268646, 287835, 303310, 363972, 383780, 402969, 454965, 537292, 575670, 606620, 671615, 805938, 909930, 940261, 1151340, 1343230, 1611876, 1819860, 1880522, 2014845, 2686460, 2820783, 3761044, 4029690, 4701305, 5641566, 8059380, 9402610, 11283132, 14103915, 18805220, 28207830, 56415660]

約数ペア:

[(1, 56415660), (2, 28207830), (3, 18805220), (4, 14103915), (5, 11283132), (6, 9402610), (7, 8059380), (10, 5641566), (12, 4701305), (14, 4029690), (15, 3761044), (20, 2820783), (21, 2686460), (28, 2014845), (30, 1880522), (31, 1819860), (35, 1611876), (42, 1343230), (49, 1151340), (60, 940261), (62, 909930), (70, 805938), (84, 671615), (93, 606620), (98, 575670), (105, 537292), (124, 454965), (140, 402969), (147, 383780), (155, 363972), (186, 303310), (196, 287835), (210, 268646), (217, 259980), (245, 230268), (294, 191890), (310, 181986), (372, 151655), (420, 134323), (434, 129990), (465, 121324), (490, 115134), (588, 95945), (619, 91140), (620, 90993), (651, 86660), (735, 76756), (868, 64995), (930, 60662), (980, 57567), (1085, 51996), (1238, 45570), (1302, 43330), (1470, 38378), (1519, 37140), (1857, 30380), (1860, 30331), (2170, 25998), (2476, 22785), (2604, 21665), (2940, 19189), (3038, 18570), (3095, 18228), (3255, 17332), (3714, 15190), (4333, 13020), (4340, 12999), (4557, 12380), (6076, 9285), (6190, 9114), (6510, 8666), (7428, 7595)]