206906940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{619}}^2$

素因数の和:1256

約数の個数: 72

約数和(自身を含む): 644752080

約数和(自身を除く): 437845140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 619, 1238, 1857, 2476, 3095, 3714, 5571, 6190, 7428, 9285, 11142, 12380, 16713, 18570, 22284, 27855, 33426, 37140, 55710, 66852, 83565, 111420, 167130, 334260, 383161, 766322, 1149483, 1532644, 1915805, 2298966, 3448449, 3831610, 4597932, 5747415, 6896898, 7663220, 10345347, 11494830, 13793796, 17242245, 20690694, 22989660, 34484490, 41381388, 51726735, 68968980, 103453470, 206906940]

約数ペア:

[(1, 206906940), (2, 103453470), (3, 68968980), (4, 51726735), (5, 41381388), (6, 34484490), (9, 22989660), (10, 20690694), (12, 17242245), (15, 13793796), (18, 11494830), (20, 10345347), (27, 7663220), (30, 6896898), (36, 5747415), (45, 4597932), (54, 3831610), (60, 3448449), (90, 2298966), (108, 1915805), (135, 1532644), (180, 1149483), (270, 766322), (540, 383161), (619, 334260), (1238, 167130), (1857, 111420), (2476, 83565), (3095, 66852), (3714, 55710), (5571, 37140), (6190, 33426), (7428, 27855), (9285, 22284), (11142, 18570), (12380, 16713)]