80492580

素因数分解:

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

素因数の和:546

約数の個数: 144

約数和(自身を含む): 281334144

約数和(自身を除く): 200841564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 193, 210, 252, 315, 331, 386, 420, 579, 630, 662, 772, 965, 993, 1158, 1260, 1324, 1351, 1655, 1737, 1930, 1986, 2316, 2317, 2702, 2895, 2979, 3310, 3474, 3860, 3972, 4053, 4634, 4965, 5404, 5790, 5958, 6620, 6755, 6948, 6951, 8106, 8685, 9268, 9930, 11580, 11585, 11916, 12159, 13510, 13902, 14895, 16212, 17370, 19860, 20265, 20853, 23170, 24318, 27020, 27804, 29790, 34740, 34755, 40530, 41706, 46340, 48636, 59580, 60795, 63883, 69510, 81060, 83412, 104265, 121590, 127766, 139020, 191649, 208530, 243180, 255532, 319415, 383298, 417060, 447181, 574947, 638830, 766596, 894362, 958245, 1149894, 1277660, 1341543, 1788724, 1916490, 2235905, 2299788, 2683086, 2874735, 3832980, 4024629, 4471810, 5366172, 5749470, 6707715, 8049258, 8943620, 11498940, 13415430, 16098516, 20123145, 26830860, 40246290, 80492580]

約数ペア:

[(1, 80492580), (2, 40246290), (3, 26830860), (4, 20123145), (5, 16098516), (6, 13415430), (7, 11498940), (9, 8943620), (10, 8049258), (12, 6707715), (14, 5749470), (15, 5366172), (18, 4471810), (20, 4024629), (21, 3832980), (28, 2874735), (30, 2683086), (35, 2299788), (36, 2235905), (42, 1916490), (45, 1788724), (60, 1341543), (63, 1277660), (70, 1149894), (84, 958245), (90, 894362), (105, 766596), (126, 638830), (140, 574947), (180, 447181), (193, 417060), (210, 383298), (252, 319415), (315, 255532), (331, 243180), (386, 208530), (420, 191649), (579, 139020), (630, 127766), (662, 121590), (772, 104265), (965, 83412), (993, 81060), (1158, 69510), (1260, 63883), (1324, 60795), (1351, 59580), (1655, 48636), (1737, 46340), (1930, 41706), (1986, 40530), (2316, 34755), (2317, 34740), (2702, 29790), (2895, 27804), (2979, 27020), (3310, 24318), (3474, 23170), (3860, 20853), (3972, 20265), (4053, 19860), (4634, 17370), (4965, 16212), (5404, 14895), (5790, 13902), (5958, 13510), (6620, 12159), (6755, 11916), (6948, 11585), (6951, 11580), (8106, 9930), (8685, 9268)]