66677940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{52919}}^1$

素因数の和:52941

約数の個数: 72

約数和(自身を含む): 231154560

約数和(自身を除く): 164476620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 52919, 105838, 158757, 211676, 264595, 317514, 370433, 476271, 529190, 635028, 740866, 793785, 952542, 1058380, 1111299, 1481732, 1587570, 1852165, 1905084, 2222598, 2381355, 3175140, 3333897, 3704330, 4445196, 4762710, 5556495, 6667794, 7408660, 9525420, 11112990, 13335588, 16669485, 22225980, 33338970, 66677940]

約数ペア:

[(1, 66677940), (2, 33338970), (3, 22225980), (4, 16669485), (5, 13335588), (6, 11112990), (7, 9525420), (9, 7408660), (10, 6667794), (12, 5556495), (14, 4762710), (15, 4445196), (18, 3704330), (20, 3333897), (21, 3175140), (28, 2381355), (30, 2222598), (35, 1905084), (36, 1852165), (42, 1587570), (45, 1481732), (60, 1111299), (63, 1058380), (70, 952542), (84, 793785), (90, 740866), (105, 635028), (126, 529190), (140, 476271), (180, 370433), (210, 317514), (252, 264595), (315, 211676), (420, 158757), (630, 105838), (1260, 52919)]