391581960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42379}}^1$

素因数の和:42411

約数の個数: 128

約数和(自身を含む): 1464652800

約数和(自身を除く): 1073070840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 42379, 84758, 127137, 169516, 211895, 254274, 296653, 339032, 423790, 466169, 508548, 593306, 635685, 847580, 889959, 932338, 1017096, 1186612, 1271370, 1398507, 1483265, 1695160, 1779918, 1864676, 2330845, 2373224, 2542740, 2797014, 2966530, 3263183, 3559836, 3729352, 4449795, 4661690, 5085480, 5594028, 5933060, 6526366, 6992535, 7119672, 8899590, 9323380, 9789549, 11188056, 11866120, 13052732, 13985070, 16315915, 17799180, 18646760, 19579098, 26105464, 27970140, 32631830, 35598360, 39158196, 48947745, 55940280, 65263660, 78316392, 97895490, 130527320, 195790980, 391581960]

約数ペア:

[(1, 391581960), (2, 195790980), (3, 130527320), (4, 97895490), (5, 78316392), (6, 65263660), (7, 55940280), (8, 48947745), (10, 39158196), (11, 35598360), (12, 32631830), (14, 27970140), (15, 26105464), (20, 19579098), (21, 18646760), (22, 17799180), (24, 16315915), (28, 13985070), (30, 13052732), (33, 11866120), (35, 11188056), (40, 9789549), (42, 9323380), (44, 8899590), (55, 7119672), (56, 6992535), (60, 6526366), (66, 5933060), (70, 5594028), (77, 5085480), (84, 4661690), (88, 4449795), (105, 3729352), (110, 3559836), (120, 3263183), (132, 2966530), (140, 2797014), (154, 2542740), (165, 2373224), (168, 2330845), (210, 1864676), (220, 1779918), (231, 1695160), (264, 1483265), (280, 1398507), (308, 1271370), (330, 1186612), (385, 1017096), (420, 932338), (440, 889959), (462, 847580), (616, 635685), (660, 593306), (770, 508548), (840, 466169), (924, 423790), (1155, 339032), (1320, 296653), (1540, 254274), (1848, 211895), (2310, 169516), (3080, 127137), (4620, 84758), (9240, 42379)]