661148460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{174907}}^1$

素因数の和:174932

約数の個数: 96

約数和(自身を含む): 2350763520

約数和(自身を除く): 1689615060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 174907, 349814, 524721, 699628, 874535, 1049442, 1224349, 1574163, 1749070, 2098884, 2448698, 2623605, 3148326, 3498140, 3673047, 4722489, 4897396, 5247210, 6121745, 6296652, 7346094, 7870815, 9444978, 10494420, 11019141, 12243490, 14692188, 15741630, 18365235, 18889956, 22038282, 23612445, 24486980, 31483260, 33057423, 36730470, 44076564, 47224890, 55095705, 66114846, 73460940, 94449780, 110191410, 132229692, 165287115, 220382820, 330574230, 661148460]

約数ペア:

[(1, 661148460), (2, 330574230), (3, 220382820), (4, 165287115), (5, 132229692), (6, 110191410), (7, 94449780), (9, 73460940), (10, 66114846), (12, 55095705), (14, 47224890), (15, 44076564), (18, 36730470), (20, 33057423), (21, 31483260), (27, 24486980), (28, 23612445), (30, 22038282), (35, 18889956), (36, 18365235), (42, 15741630), (45, 14692188), (54, 12243490), (60, 11019141), (63, 10494420), (70, 9444978), (84, 7870815), (90, 7346094), (105, 6296652), (108, 6121745), (126, 5247210), (135, 4897396), (140, 4722489), (180, 3673047), (189, 3498140), (210, 3148326), (252, 2623605), (270, 2448698), (315, 2098884), (378, 1749070), (420, 1574163), (540, 1224349), (630, 1049442), (756, 874535), (945, 699628), (1260, 524721), (1890, 349814), (3780, 174907)]