321970320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:550

約数の個数: 240

約数和(自身を含む): 1245908352

約数和(自身を除く): 923938032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 193, 210, 240, 252, 280, 315, 331, 336, 360, 386, 420, 504, 560, 579, 630, 662, 720, 772, 840, 965, 993, 1008, 1158, 1260, 1324, 1351, 1544, 1655, 1680, 1737, 1930, 1986, 2316, 2317, 2520, 2648, 2702, 2895, 2979, 3088, 3310, 3474, 3860, 3972, 4053, 4632, 4634, 4965, 5040, 5296, 5404, 5790, 5958, 6620, 6755, 6948, 6951, 7720, 7944, 8106, 8685, 9264, 9268, 9930, 10808, 11580, 11585, 11916, 12159, 13240, 13510, 13896, 13902, 14895, 15440, 15888, 16212, 17370, 18536, 19860, 20265, 20853, 21616, 23160, 23170, 23832, 24318, 26480, 27020, 27792, 27804, 29790, 32424, 34740, 34755, 37072, 39720, 40530, 41706, 46320, 46340, 47664, 48636, 54040, 55608, 59580, 60795, 63883, 64848, 69480, 69510, 79440, 81060, 83412, 92680, 97272, 104265, 108080, 111216, 119160, 121590, 127766, 138960, 139020, 162120, 166824, 185360, 191649, 194544, 208530, 238320, 243180, 255532, 278040, 319415, 324240, 333648, 383298, 417060, 447181, 486360, 511064, 556080, 574947, 638830, 766596, 834120, 894362, 958245, 972720, 1022128, 1149894, 1277660, 1341543, 1533192, 1668240, 1788724, 1916490, 2235905, 2299788, 2555320, 2683086, 2874735, 3066384, 3577448, 3832980, 4024629, 4471810, 4599576, 5110640, 5366172, 5749470, 6707715, 7154896, 7665960, 8049258, 8943620, 9199152, 10732344, 11498940, 13415430, 15331920, 16098516, 17887240, 20123145, 21464688, 22997880, 26830860, 32197032, 35774480, 40246290, 45995760, 53661720, 64394064, 80492580, 107323440, 160985160, 321970320]

約数ペア:

[(1, 321970320), (2, 160985160), (3, 107323440), (4, 80492580), (5, 64394064), (6, 53661720), (7, 45995760), (8, 40246290), (9, 35774480), (10, 32197032), (12, 26830860), (14, 22997880), (15, 21464688), (16, 20123145), (18, 17887240), (20, 16098516), (21, 15331920), (24, 13415430), (28, 11498940), (30, 10732344), (35, 9199152), (36, 8943620), (40, 8049258), (42, 7665960), (45, 7154896), (48, 6707715), (56, 5749470), (60, 5366172), (63, 5110640), (70, 4599576), (72, 4471810), (80, 4024629), (84, 3832980), (90, 3577448), (105, 3066384), (112, 2874735), (120, 2683086), (126, 2555320), (140, 2299788), (144, 2235905), (168, 1916490), (180, 1788724), (193, 1668240), (210, 1533192), (240, 1341543), (252, 1277660), (280, 1149894), (315, 1022128), (331, 972720), (336, 958245), (360, 894362), (386, 834120), (420, 766596), (504, 638830), (560, 574947), (579, 556080), (630, 511064), (662, 486360), (720, 447181), (772, 417060), (840, 383298), (965, 333648), (993, 324240), (1008, 319415), (1158, 278040), (1260, 255532), (1324, 243180), (1351, 238320), (1544, 208530), (1655, 194544), (1680, 191649), (1737, 185360), (1930, 166824), (1986, 162120), (2316, 139020), (2317, 138960), (2520, 127766), (2648, 121590), (2702, 119160), (2895, 111216), (2979, 108080), (3088, 104265), (3310, 97272), (3474, 92680), (3860, 83412), (3972, 81060), (4053, 79440), (4632, 69510), (4634, 69480), (4965, 64848), (5040, 63883), (5296, 60795), (5404, 59580), (5790, 55608), (5958, 54040), (6620, 48636), (6755, 47664), (6948, 46340), (6951, 46320), (7720, 41706), (7944, 40530), (8106, 39720), (8685, 37072), (9264, 34755), (9268, 34740), (9930, 32424), (10808, 29790), (11580, 27804), (11585, 27792), (11916, 27020), (12159, 26480), (13240, 24318), (13510, 23832), (13896, 23170), (13902, 23160), (14895, 21616), (15440, 20853), (15888, 20265), (16212, 19860), (17370, 18536)]