305937240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:730

約数の個数: 256

約数和(自身を含む): 1143936000

約数和(自身を除く): 837998760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 29, 30, 35, 38, 40, 42, 56, 57, 58, 60, 70, 76, 84, 87, 95, 105, 114, 116, 120, 133, 140, 145, 152, 168, 174, 190, 203, 210, 228, 232, 266, 280, 285, 290, 348, 380, 399, 406, 420, 435, 456, 532, 551, 570, 580, 609, 661, 665, 696, 760, 798, 812, 840, 870, 1015, 1064, 1102, 1140, 1160, 1218, 1322, 1330, 1596, 1624, 1653, 1740, 1983, 1995, 2030, 2204, 2280, 2436, 2644, 2660, 2755, 3045, 3192, 3305, 3306, 3480, 3857, 3966, 3990, 4060, 4408, 4627, 4872, 5288, 5320, 5510, 6090, 6610, 6612, 7714, 7932, 7980, 8120, 8265, 9254, 9915, 11020, 11571, 12180, 12559, 13220, 13224, 13881, 15428, 15864, 15960, 16530, 18508, 19169, 19285, 19830, 22040, 23135, 23142, 24360, 25118, 26440, 27762, 30856, 33060, 37016, 37677, 38338, 38570, 39660, 46270, 46284, 50236, 55524, 57507, 57855, 62795, 66120, 69405, 75354, 76676, 77140, 79320, 87913, 92540, 92568, 95845, 100472, 111048, 115014, 115710, 125590, 134183, 138810, 150708, 153352, 154280, 175826, 185080, 188385, 191690, 230028, 231420, 251180, 263739, 268366, 277620, 287535, 301416, 351652, 364211, 376770, 383380, 402549, 439565, 460056, 462840, 502360, 527478, 536732, 555240, 575070, 670915, 703304, 728422, 753540, 766760, 805098, 879130, 1054956, 1073464, 1092633, 1150140, 1318695, 1341830, 1456844, 1507080, 1610196, 1758260, 1821055, 2012745, 2109912, 2185266, 2300280, 2549477, 2637390, 2683660, 2913688, 3220392, 3516520, 3642110, 4025490, 4370532, 5098954, 5274780, 5367320, 5463165, 7284220, 7648431, 8050980, 8741064, 10197908, 10549560, 10926330, 12747385, 14568440, 15296862, 16101960, 20395816, 21852660, 25494770, 30593724, 38242155, 43705320, 50989540, 61187448, 76484310, 101979080, 152968620, 305937240]

約数ペア:

[(1, 305937240), (2, 152968620), (3, 101979080), (4, 76484310), (5, 61187448), (6, 50989540), (7, 43705320), (8, 38242155), (10, 30593724), (12, 25494770), (14, 21852660), (15, 20395816), (19, 16101960), (20, 15296862), (21, 14568440), (24, 12747385), (28, 10926330), (29, 10549560), (30, 10197908), (35, 8741064), (38, 8050980), (40, 7648431), (42, 7284220), (56, 5463165), (57, 5367320), (58, 5274780), (60, 5098954), (70, 4370532), (76, 4025490), (84, 3642110), (87, 3516520), (95, 3220392), (105, 2913688), (114, 2683660), (116, 2637390), (120, 2549477), (133, 2300280), (140, 2185266), (145, 2109912), (152, 2012745), (168, 1821055), (174, 1758260), (190, 1610196), (203, 1507080), (210, 1456844), (228, 1341830), (232, 1318695), (266, 1150140), (280, 1092633), (285, 1073464), (290, 1054956), (348, 879130), (380, 805098), (399, 766760), (406, 753540), (420, 728422), (435, 703304), (456, 670915), (532, 575070), (551, 555240), (570, 536732), (580, 527478), (609, 502360), (661, 462840), (665, 460056), (696, 439565), (760, 402549), (798, 383380), (812, 376770), (840, 364211), (870, 351652), (1015, 301416), (1064, 287535), (1102, 277620), (1140, 268366), (1160, 263739), (1218, 251180), (1322, 231420), (1330, 230028), (1596, 191690), (1624, 188385), (1653, 185080), (1740, 175826), (1983, 154280), (1995, 153352), (2030, 150708), (2204, 138810), (2280, 134183), (2436, 125590), (2644, 115710), (2660, 115014), (2755, 111048), (3045, 100472), (3192, 95845), (3305, 92568), (3306, 92540), (3480, 87913), (3857, 79320), (3966, 77140), (3990, 76676), (4060, 75354), (4408, 69405), (4627, 66120), (4872, 62795), (5288, 57855), (5320, 57507), (5510, 55524), (6090, 50236), (6610, 46284), (6612, 46270), (7714, 39660), (7932, 38570), (7980, 38338), (8120, 37677), (8265, 37016), (9254, 33060), (9915, 30856), (11020, 27762), (11571, 26440), (12180, 25118), (12559, 24360), (13220, 23142), (13224, 23135), (13881, 22040), (15428, 19830), (15864, 19285), (15960, 19169), (16530, 18508)]