304820890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 611660160

約数和(自身を除く): 306839270

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 137, 179, 226, 274, 358, 565, 685, 895, 1130, 1243, 1370, 1507, 1790, 1969, 2486, 3014, 3938, 6215, 7535, 9845, 12430, 15070, 15481, 19690, 20227, 24523, 30962, 40454, 49046, 77405, 101135, 122615, 154810, 170291, 202270, 222497, 245230, 269753, 340582, 444994, 539506, 851455, 1112485, 1348765, 1702910, 2224970, 2697530, 2771099, 5542198, 13855495, 27710990, 30482089, 60964178, 152410445, 304820890]

約数ペア:

[(1, 304820890), (2, 152410445), (5, 60964178), (10, 30482089), (11, 27710990), (22, 13855495), (55, 5542198), (110, 2771099), (113, 2697530), (137, 2224970), (179, 1702910), (226, 1348765), (274, 1112485), (358, 851455), (565, 539506), (685, 444994), (895, 340582), (1130, 269753), (1243, 245230), (1370, 222497), (1507, 202270), (1790, 170291), (1969, 154810), (2486, 122615), (3014, 101135), (3938, 77405), (6215, 49046), (7535, 40454), (9845, 30962), (12430, 24523), (15070, 20227), (15481, 19690)]