168313180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 420102144

約数和(自身を除く): 251788964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 73, 86, 140, 146, 172, 215, 292, 301, 365, 383, 430, 511, 602, 730, 766, 860, 1022, 1204, 1460, 1505, 1532, 1915, 2044, 2555, 2681, 3010, 3139, 3830, 5110, 5362, 6020, 6278, 7660, 10220, 10724, 12556, 13405, 15695, 16469, 21973, 26810, 27959, 31390, 32938, 43946, 53620, 55918, 62780, 65876, 82345, 87892, 109865, 111836, 115283, 139795, 164690, 195713, 219730, 230566, 279590, 329380, 391426, 439460, 461132, 559180, 576415, 782852, 978565, 1152830, 1202237, 1957130, 2305660, 2404474, 3914260, 4808948, 6011185, 8415659, 12022370, 16831318, 24044740, 33662636, 42078295, 84156590, 168313180]

約数ペア:

[(1, 168313180), (2, 84156590), (4, 42078295), (5, 33662636), (7, 24044740), (10, 16831318), (14, 12022370), (20, 8415659), (28, 6011185), (35, 4808948), (43, 3914260), (70, 2404474), (73, 2305660), (86, 1957130), (140, 1202237), (146, 1152830), (172, 978565), (215, 782852), (292, 576415), (301, 559180), (365, 461132), (383, 439460), (430, 391426), (511, 329380), (602, 279590), (730, 230566), (766, 219730), (860, 195713), (1022, 164690), (1204, 139795), (1460, 115283), (1505, 111836), (1532, 109865), (1915, 87892), (2044, 82345), (2555, 65876), (2681, 62780), (3010, 55918), (3139, 53620), (3830, 43946), (5110, 32938), (5362, 31390), (6020, 27959), (6278, 26810), (7660, 21973), (10220, 16469), (10724, 15695), (12556, 13405)]