258732240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6379}}^1$

素因数の和:6421

約数の個数: 120

約数和(自身を含む): 868649760

約数和(自身を除く): 609917520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 4056, 5070, 6379, 6760, 8112, 10140, 12758, 13520, 19137, 20280, 25516, 31895, 38274, 40560, 51032, 63790, 76548, 82927, 95685, 102064, 127580, 153096, 165854, 191370, 248781, 255160, 306192, 331708, 382740, 414635, 497562, 510320, 663416, 765480, 829270, 995124, 1078051, 1243905, 1326832, 1530960, 1658540, 1990248, 2156102, 2487810, 3234153, 3317080, 3980496, 4312204, 4975620, 5390255, 6468306, 6634160, 8624408, 9951240, 10780510, 12936612, 16170765, 17248816, 19902480, 21561020, 25873224, 32341530, 43122040, 51746448, 64683060, 86244080, 129366120, 258732240]

約数ペア:

[(1, 258732240), (2, 129366120), (3, 86244080), (4, 64683060), (5, 51746448), (6, 43122040), (8, 32341530), (10, 25873224), (12, 21561020), (13, 19902480), (15, 17248816), (16, 16170765), (20, 12936612), (24, 10780510), (26, 9951240), (30, 8624408), (39, 6634160), (40, 6468306), (48, 5390255), (52, 4975620), (60, 4312204), (65, 3980496), (78, 3317080), (80, 3234153), (104, 2487810), (120, 2156102), (130, 1990248), (156, 1658540), (169, 1530960), (195, 1326832), (208, 1243905), (240, 1078051), (260, 995124), (312, 829270), (338, 765480), (390, 663416), (507, 510320), (520, 497562), (624, 414635), (676, 382740), (780, 331708), (845, 306192), (1014, 255160), (1040, 248781), (1352, 191370), (1560, 165854), (1690, 153096), (2028, 127580), (2535, 102064), (2704, 95685), (3120, 82927), (3380, 76548), (4056, 63790), (5070, 51032), (6379, 40560), (6760, 38274), (8112, 31895), (10140, 25516), (12758, 20280), (13520, 19137)]