161265510

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{255977}}^1$

素因数の和:255997

約数の個数: 48

約数和(自身を含む): 479190816

約数和(自身を除く): 317925306

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 255977, 511954, 767931, 1279885, 1535862, 1791839, 2303793, 2559770, 3583678, 3839655, 4607586, 5375517, 7679310, 8959195, 10751034, 11518965, 16126551, 17918390, 23037930, 26877585, 32253102, 53755170, 80632755, 161265510]

約数ペア:

[(1, 161265510), (2, 80632755), (3, 53755170), (5, 32253102), (6, 26877585), (7, 23037930), (9, 17918390), (10, 16126551), (14, 11518965), (15, 10751034), (18, 8959195), (21, 7679310), (30, 5375517), (35, 4607586), (42, 3839655), (45, 3583678), (63, 2559770), (70, 2303793), (90, 1791839), (105, 1535862), (126, 1279885), (210, 767931), (315, 511954), (630, 255977)]