254565540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2089}}^1$

素因数の和:2781

約数の個数: 72

約数和(自身を含む): 773692920

約数和(自身を除く): 519127380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 677, 1354, 2031, 2089, 2708, 3385, 4062, 4178, 6093, 6267, 6770, 8124, 8356, 10155, 10445, 12186, 12534, 13540, 18801, 20310, 20890, 24372, 25068, 30465, 31335, 37602, 40620, 41780, 60930, 62670, 75204, 94005, 121860, 125340, 188010, 376020, 1414253, 2828506, 4242759, 5657012, 7071265, 8485518, 12728277, 14142530, 16971036, 21213795, 25456554, 28285060, 42427590, 50913108, 63641385, 84855180, 127282770, 254565540]

約数ペア:

[(1, 254565540), (2, 127282770), (3, 84855180), (4, 63641385), (5, 50913108), (6, 42427590), (9, 28285060), (10, 25456554), (12, 21213795), (15, 16971036), (18, 14142530), (20, 12728277), (30, 8485518), (36, 7071265), (45, 5657012), (60, 4242759), (90, 2828506), (180, 1414253), (677, 376020), (1354, 188010), (2031, 125340), (2089, 121860), (2708, 94005), (3385, 75204), (4062, 62670), (4178, 60930), (6093, 41780), (6267, 40620), (6770, 37602), (8124, 31335), (8356, 30465), (10155, 25068), (10445, 24372), (12186, 20890), (12534, 20310), (13540, 18801)]