66765720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1303}}^1$

素因数の和:1385

約数の個数: 128

約数和(自身を含む): 232842240

約数和(自身を除く): 166076520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1303, 1464, 1708, 1830, 2135, 2440, 2562, 2606, 3416, 3660, 3909, 4270, 5124, 5212, 6405, 6515, 7320, 7818, 8540, 9121, 10248, 10424, 12810, 13030, 15636, 17080, 18242, 19545, 25620, 26060, 27363, 31272, 36484, 39090, 45605, 51240, 52120, 54726, 72968, 78180, 79483, 91210, 109452, 136815, 156360, 158966, 182420, 218904, 238449, 273630, 317932, 364840, 397415, 476898, 547260, 556381, 635864, 794830, 953796, 1094520, 1112762, 1192245, 1589660, 1669143, 1907592, 2225524, 2384490, 2781905, 3179320, 3338286, 4451048, 4768980, 5563810, 6676572, 8345715, 9537960, 11127620, 13353144, 16691430, 22255240, 33382860, 66765720]

約数ペア:

[(1, 66765720), (2, 33382860), (3, 22255240), (4, 16691430), (5, 13353144), (6, 11127620), (7, 9537960), (8, 8345715), (10, 6676572), (12, 5563810), (14, 4768980), (15, 4451048), (20, 3338286), (21, 3179320), (24, 2781905), (28, 2384490), (30, 2225524), (35, 1907592), (40, 1669143), (42, 1589660), (56, 1192245), (60, 1112762), (61, 1094520), (70, 953796), (84, 794830), (105, 635864), (120, 556381), (122, 547260), (140, 476898), (168, 397415), (183, 364840), (210, 317932), (244, 273630), (280, 238449), (305, 218904), (366, 182420), (420, 158966), (427, 156360), (488, 136815), (610, 109452), (732, 91210), (840, 79483), (854, 78180), (915, 72968), (1220, 54726), (1281, 52120), (1303, 51240), (1464, 45605), (1708, 39090), (1830, 36484), (2135, 31272), (2440, 27363), (2562, 26060), (2606, 25620), (3416, 19545), (3660, 18242), (3909, 17080), (4270, 15636), (5124, 13030), (5212, 12810), (6405, 10424), (6515, 10248), (7320, 9121), (7818, 8540)]