399382620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:604

約数の個数: 192

約数和(自身を含む): 1387115520

約数和(自身を除く): 987732900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 193, 195, 210, 260, 273, 364, 379, 386, 390, 420, 455, 546, 579, 758, 772, 780, 910, 965, 1092, 1137, 1158, 1351, 1365, 1516, 1820, 1895, 1930, 2274, 2316, 2509, 2653, 2702, 2730, 2895, 3790, 3860, 4053, 4548, 4927, 5018, 5306, 5404, 5460, 5685, 5790, 6755, 7527, 7580, 7959, 8106, 9854, 10036, 10612, 11370, 11580, 12545, 13265, 13510, 14781, 15054, 15918, 16212, 17563, 19708, 20265, 22740, 24635, 25090, 26530, 27020, 29562, 30108, 31836, 34489, 35126, 37635, 39795, 40530, 49270, 50180, 52689, 53060, 59124, 68978, 70252, 73147, 73905, 75270, 79590, 81060, 87815, 98540, 103467, 105378, 137956, 146294, 147810, 150540, 159180, 172445, 175630, 206934, 210756, 219441, 263445, 292588, 295620, 344890, 351260, 365735, 413868, 438882, 512029, 517335, 526890, 689780, 731470, 877764, 950911, 1024058, 1034670, 1053780, 1097205, 1462940, 1536087, 1901822, 2048116, 2069340, 2194410, 2560145, 2852733, 3072174, 3803644, 4388820, 4754555, 5120290, 5705466, 6144348, 6656377, 7680435, 9509110, 10240580, 11410932, 13312754, 14263665, 15360870, 19018220, 19969131, 26625508, 28527330, 30721740, 33281885, 39938262, 57054660, 66563770, 79876524, 99845655, 133127540, 199691310, 399382620]

約数ペア:

[(1, 399382620), (2, 199691310), (3, 133127540), (4, 99845655), (5, 79876524), (6, 66563770), (7, 57054660), (10, 39938262), (12, 33281885), (13, 30721740), (14, 28527330), (15, 26625508), (20, 19969131), (21, 19018220), (26, 15360870), (28, 14263665), (30, 13312754), (35, 11410932), (39, 10240580), (42, 9509110), (52, 7680435), (60, 6656377), (65, 6144348), (70, 5705466), (78, 5120290), (84, 4754555), (91, 4388820), (105, 3803644), (130, 3072174), (140, 2852733), (156, 2560145), (182, 2194410), (193, 2069340), (195, 2048116), (210, 1901822), (260, 1536087), (273, 1462940), (364, 1097205), (379, 1053780), (386, 1034670), (390, 1024058), (420, 950911), (455, 877764), (546, 731470), (579, 689780), (758, 526890), (772, 517335), (780, 512029), (910, 438882), (965, 413868), (1092, 365735), (1137, 351260), (1158, 344890), (1351, 295620), (1365, 292588), (1516, 263445), (1820, 219441), (1895, 210756), (1930, 206934), (2274, 175630), (2316, 172445), (2509, 159180), (2653, 150540), (2702, 147810), (2730, 146294), (2895, 137956), (3790, 105378), (3860, 103467), (4053, 98540), (4548, 87815), (4927, 81060), (5018, 79590), (5306, 75270), (5404, 73905), (5460, 73147), (5685, 70252), (5790, 68978), (6755, 59124), (7527, 53060), (7580, 52689), (7959, 50180), (8106, 49270), (9854, 40530), (10036, 39795), (10612, 37635), (11370, 35126), (11580, 34489), (12545, 31836), (13265, 30108), (13510, 29562), (14781, 27020), (15054, 26530), (15918, 25090), (16212, 24635), (17563, 22740), (19708, 20265)]