6656940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1239

約数の個数: 72

約数和(自身を含む): 20861568

約数和(自身を除く): 14204628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1193, 1395, 1860, 2386, 2790, 3579, 4772, 5580, 5965, 7158, 10737, 11930, 14316, 17895, 21474, 23860, 35790, 36983, 42948, 53685, 71580, 73966, 107370, 110949, 147932, 184915, 214740, 221898, 332847, 369830, 443796, 554745, 665694, 739660, 1109490, 1331388, 1664235, 2218980, 3328470, 6656940]

約数ペア:

[(1, 6656940), (2, 3328470), (3, 2218980), (4, 1664235), (5, 1331388), (6, 1109490), (9, 739660), (10, 665694), (12, 554745), (15, 443796), (18, 369830), (20, 332847), (30, 221898), (31, 214740), (36, 184915), (45, 147932), (60, 110949), (62, 107370), (90, 73966), (93, 71580), (124, 53685), (155, 42948), (180, 36983), (186, 35790), (279, 23860), (310, 21474), (372, 17895), (465, 14316), (558, 11930), (620, 10737), (930, 7158), (1116, 5965), (1193, 5580), (1395, 4772), (1860, 3579), (2386, 2790)]