331346120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{6007}}^1$

素因数の和:6222

約数の個数: 64

約数和(自身を含む): 856500480

約数和(自身を除く): 525154360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 788, 985, 1379, 1576, 1970, 2758, 3940, 5516, 6007, 6895, 7880, 11032, 12014, 13790, 24028, 27580, 30035, 42049, 48056, 55160, 60070, 84098, 120140, 168196, 210245, 240280, 336392, 420490, 840980, 1183379, 1681960, 2366758, 4733516, 5916895, 8283653, 9467032, 11833790, 16567306, 23667580, 33134612, 41418265, 47335160, 66269224, 82836530, 165673060, 331346120]

約数ペア:

[(1, 331346120), (2, 165673060), (4, 82836530), (5, 66269224), (7, 47335160), (8, 41418265), (10, 33134612), (14, 23667580), (20, 16567306), (28, 11833790), (35, 9467032), (40, 8283653), (56, 5916895), (70, 4733516), (140, 2366758), (197, 1681960), (280, 1183379), (394, 840980), (788, 420490), (985, 336392), (1379, 240280), (1576, 210245), (1970, 168196), (2758, 120140), (3940, 84098), (5516, 60070), (6007, 55160), (6895, 48056), (7880, 42049), (11032, 30035), (12014, 27580), (13790, 24028)]