285251330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18439}}^1$

素因数の和:18483

約数の個数: 64

約数和(自身を含む): 669150720

約数和(自身を除く): 383899390

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 3094, 7735, 15470, 18439, 36878, 92195, 129073, 184390, 239707, 258146, 313463, 479414, 626926, 645365, 1198535, 1290730, 1567315, 1677949, 2194241, 2397070, 3134630, 3355898, 4075019, 4388482, 8150038, 8389745, 10971205, 16779490, 20375095, 21942410, 28525133, 40750190, 57050266, 142625665, 285251330]

約数ペア:

[(1, 285251330), (2, 142625665), (5, 57050266), (7, 40750190), (10, 28525133), (13, 21942410), (14, 20375095), (17, 16779490), (26, 10971205), (34, 8389745), (35, 8150038), (65, 4388482), (70, 4075019), (85, 3355898), (91, 3134630), (119, 2397070), (130, 2194241), (170, 1677949), (182, 1567315), (221, 1290730), (238, 1198535), (442, 645365), (455, 626926), (595, 479414), (910, 313463), (1105, 258146), (1190, 239707), (1547, 184390), (2210, 129073), (3094, 92195), (7735, 36878), (15470, 18439)]