53752020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:462

約数の個数: 144

約数和(自身を含む): 179262720

約数和(自身を除く): 125510700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 389, 420, 470, 490, 564, 588, 658, 705, 735, 778, 940, 980, 987, 1167, 1316, 1410, 1470, 1556, 1645, 1945, 1974, 2303, 2334, 2723, 2820, 2940, 3290, 3890, 3948, 4606, 4668, 4935, 5446, 5835, 6580, 6909, 7780, 8169, 9212, 9870, 10892, 11515, 11670, 13615, 13818, 16338, 18283, 19061, 19740, 23030, 23340, 27230, 27636, 32676, 34545, 36566, 38122, 40845, 46060, 54460, 54849, 57183, 69090, 73132, 76244, 81690, 91415, 95305, 109698, 114366, 127981, 138180, 163380, 182830, 190610, 219396, 228732, 255962, 274245, 285915, 365660, 381220, 383943, 511924, 548490, 571830, 639905, 767886, 895867, 1096980, 1143660, 1279810, 1535772, 1791734, 1919715, 2559620, 2687601, 3583468, 3839430, 4479335, 5375202, 7678860, 8958670, 10750404, 13438005, 17917340, 26876010, 53752020]

約数ペア:

[(1, 53752020), (2, 26876010), (3, 17917340), (4, 13438005), (5, 10750404), (6, 8958670), (7, 7678860), (10, 5375202), (12, 4479335), (14, 3839430), (15, 3583468), (20, 2687601), (21, 2559620), (28, 1919715), (30, 1791734), (35, 1535772), (42, 1279810), (47, 1143660), (49, 1096980), (60, 895867), (70, 767886), (84, 639905), (94, 571830), (98, 548490), (105, 511924), (140, 383943), (141, 381220), (147, 365660), (188, 285915), (196, 274245), (210, 255962), (235, 228732), (245, 219396), (282, 190610), (294, 182830), (329, 163380), (389, 138180), (420, 127981), (470, 114366), (490, 109698), (564, 95305), (588, 91415), (658, 81690), (705, 76244), (735, 73132), (778, 69090), (940, 57183), (980, 54849), (987, 54460), (1167, 46060), (1316, 40845), (1410, 38122), (1470, 36566), (1556, 34545), (1645, 32676), (1945, 27636), (1974, 27230), (2303, 23340), (2334, 23030), (2723, 19740), (2820, 19061), (2940, 18283), (3290, 16338), (3890, 13818), (3948, 13615), (4606, 11670), (4668, 11515), (4935, 10892), (5446, 9870), (5835, 9212), (6580, 8169), (6909, 7780)]