428022120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{827}}^1$

素因数の和:1087

約数の個数: 128

約数和(自身を含む): 1359244800

約数和(自身を除く): 931222680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 227, 228, 285, 380, 454, 456, 570, 681, 760, 827, 908, 1135, 1140, 1362, 1654, 1816, 2270, 2280, 2481, 2724, 3308, 3405, 4135, 4313, 4540, 4962, 5448, 6616, 6810, 8270, 8626, 9080, 9924, 12405, 12939, 13620, 15713, 16540, 17252, 19848, 21565, 24810, 25878, 27240, 31426, 33080, 34504, 43130, 47139, 49620, 51756, 62852, 64695, 78565, 86260, 94278, 99240, 103512, 125704, 129390, 157130, 172520, 187729, 188556, 235695, 258780, 314260, 375458, 377112, 471390, 517560, 563187, 628520, 750916, 938645, 942780, 1126374, 1501832, 1877290, 1885560, 2252748, 2815935, 3566851, 3754580, 4505496, 5631870, 7133702, 7509160, 10700553, 11263740, 14267404, 17834255, 21401106, 22527480, 28534808, 35668510, 42802212, 53502765, 71337020, 85604424, 107005530, 142674040, 214011060, 428022120]

約数ペア:

[(1, 428022120), (2, 214011060), (3, 142674040), (4, 107005530), (5, 85604424), (6, 71337020), (8, 53502765), (10, 42802212), (12, 35668510), (15, 28534808), (19, 22527480), (20, 21401106), (24, 17834255), (30, 14267404), (38, 11263740), (40, 10700553), (57, 7509160), (60, 7133702), (76, 5631870), (95, 4505496), (114, 3754580), (120, 3566851), (152, 2815935), (190, 2252748), (227, 1885560), (228, 1877290), (285, 1501832), (380, 1126374), (454, 942780), (456, 938645), (570, 750916), (681, 628520), (760, 563187), (827, 517560), (908, 471390), (1135, 377112), (1140, 375458), (1362, 314260), (1654, 258780), (1816, 235695), (2270, 188556), (2280, 187729), (2481, 172520), (2724, 157130), (3308, 129390), (3405, 125704), (4135, 103512), (4313, 99240), (4540, 94278), (4962, 86260), (5448, 78565), (6616, 64695), (6810, 62852), (8270, 51756), (8626, 49620), (9080, 47139), (9924, 43130), (12405, 34504), (12939, 33080), (13620, 31426), (15713, 27240), (16540, 25878), (17252, 24810), (19848, 21565)]