53661720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:545

約数の個数: 128

約数和(自身を含む): 185495040

約数和(自身を除く): 131833320

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, 70, 84, 105, 120, 140, 168, 193, 210, 280, 331, 386, 420, 579, 662, 772, 840, 965, 993, 1158, 1324, 1351, 1544, 1655, 1930, 1986, 2316, 2317, 2648, 2702, 2895, 3310, 3860, 3972, 4053, 4632, 4634, 4965, 5404, 5790, 6620, 6755, 6951, 7720, 7944, 8106, 9268, 9930, 10808, 11580, 11585, 13240, 13510, 13902, 16212, 18536, 19860, 20265, 23160, 23170, 27020, 27804, 32424, 34755, 39720, 40530, 46340, 54040, 55608, 63883, 69510, 81060, 92680, 127766, 139020, 162120, 191649, 255532, 278040, 319415, 383298, 447181, 511064, 638830, 766596, 894362, 958245, 1277660, 1341543, 1533192, 1788724, 1916490, 2235905, 2555320, 2683086, 3577448, 3832980, 4471810, 5366172, 6707715, 7665960, 8943620, 10732344, 13415430, 17887240, 26830860, 53661720]

約数ペア:

[(1, 53661720), (2, 26830860), (3, 17887240), (4, 13415430), (5, 10732344), (6, 8943620), (7, 7665960), (8, 6707715), (10, 5366172), (12, 4471810), (14, 3832980), (15, 3577448), (20, 2683086), (21, 2555320), (24, 2235905), (28, 1916490), (30, 1788724), (35, 1533192), (40, 1341543), (42, 1277660), (56, 958245), (60, 894362), (70, 766596), (84, 638830), (105, 511064), (120, 447181), (140, 383298), (168, 319415), (193, 278040), (210, 255532), (280, 191649), (331, 162120), (386, 139020), (420, 127766), (579, 92680), (662, 81060), (772, 69510), (840, 63883), (965, 55608), (993, 54040), (1158, 46340), (1324, 40530), (1351, 39720), (1544, 34755), (1655, 32424), (1930, 27804), (1986, 27020), (2316, 23170), (2317, 23160), (2648, 20265), (2702, 19860), (2895, 18536), (3310, 16212), (3860, 13902), (3972, 13510), (4053, 13240), (4632, 11585), (4634, 11580), (4965, 10808), (5404, 9930), (5790, 9268), (6620, 8106), (6755, 7944), (6951, 7720)]