321057940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{827}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 801239040

約数和(自身を除く): 480181100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 59, 70, 94, 118, 140, 188, 235, 236, 295, 329, 413, 470, 590, 658, 826, 827, 940, 1180, 1316, 1645, 1652, 1654, 2065, 2773, 3290, 3308, 4130, 4135, 5546, 5789, 6580, 8260, 8270, 11092, 11578, 13865, 16540, 19411, 23156, 27730, 28945, 38822, 38869, 48793, 55460, 57890, 77644, 77738, 97055, 97586, 115780, 155476, 194110, 194345, 195172, 243965, 272083, 341551, 388220, 388690, 487930, 544166, 683102, 777380, 975860, 1088332, 1360415, 1366204, 1707755, 2293271, 2720830, 3415510, 4586542, 5441660, 6831020, 9173084, 11466355, 16052897, 22932710, 32105794, 45865420, 64211588, 80264485, 160528970, 321057940]

約数ペア:

[(1, 321057940), (2, 160528970), (4, 80264485), (5, 64211588), (7, 45865420), (10, 32105794), (14, 22932710), (20, 16052897), (28, 11466355), (35, 9173084), (47, 6831020), (59, 5441660), (70, 4586542), (94, 3415510), (118, 2720830), (140, 2293271), (188, 1707755), (235, 1366204), (236, 1360415), (295, 1088332), (329, 975860), (413, 777380), (470, 683102), (590, 544166), (658, 487930), (826, 388690), (827, 388220), (940, 341551), (1180, 272083), (1316, 243965), (1645, 195172), (1652, 194345), (1654, 194110), (2065, 155476), (2773, 115780), (3290, 97586), (3308, 97055), (4130, 77738), (4135, 77644), (5546, 57890), (5789, 55460), (6580, 48793), (8260, 38869), (8270, 38822), (11092, 28945), (11578, 27730), (13865, 23156), (16540, 19411)]