15283260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 46702656

約数和(自身を除く): 31419396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 431, 591, 788, 862, 985, 1182, 1293, 1724, 1773, 1970, 2155, 2364, 2586, 2955, 3546, 3879, 3940, 4310, 5172, 5910, 6465, 7092, 7758, 8620, 8865, 11820, 12930, 15516, 17730, 19395, 25860, 35460, 38790, 77580, 84907, 169814, 254721, 339628, 424535, 509442, 764163, 849070, 1018884, 1273605, 1528326, 1698140, 2547210, 3056652, 3820815, 5094420, 7641630, 15283260]

約数ペア:

[(1, 15283260), (2, 7641630), (3, 5094420), (4, 3820815), (5, 3056652), (6, 2547210), (9, 1698140), (10, 1528326), (12, 1273605), (15, 1018884), (18, 849070), (20, 764163), (30, 509442), (36, 424535), (45, 339628), (60, 254721), (90, 169814), (180, 84907), (197, 77580), (394, 38790), (431, 35460), (591, 25860), (788, 19395), (862, 17730), (985, 15516), (1182, 12930), (1293, 11820), (1724, 8865), (1773, 8620), (1970, 7758), (2155, 7092), (2364, 6465), (2586, 5910), (2955, 5172), (3546, 4310), (3879, 3940)]