131116980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 382233600

約数和(自身を除く): 251116620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 157, 186, 310, 314, 372, 449, 465, 471, 620, 628, 785, 898, 930, 942, 1347, 1570, 1796, 1860, 1884, 2245, 2355, 2694, 3140, 4490, 4710, 4867, 5388, 6735, 8980, 9420, 9734, 13470, 13919, 14601, 19468, 24335, 26940, 27838, 29202, 41757, 48670, 55676, 58404, 69595, 70493, 73005, 83514, 97340, 139190, 140986, 146010, 167028, 208785, 211479, 278380, 281972, 292020, 352465, 417570, 422958, 704930, 835140, 845916, 1057395, 1409860, 2114790, 2185283, 4229580, 4370566, 6555849, 8741132, 10926415, 13111698, 21852830, 26223396, 32779245, 43705660, 65558490, 131116980]

約数ペア:

[(1, 131116980), (2, 65558490), (3, 43705660), (4, 32779245), (5, 26223396), (6, 21852830), (10, 13111698), (12, 10926415), (15, 8741132), (20, 6555849), (30, 4370566), (31, 4229580), (60, 2185283), (62, 2114790), (93, 1409860), (124, 1057395), (155, 845916), (157, 835140), (186, 704930), (310, 422958), (314, 417570), (372, 352465), (449, 292020), (465, 281972), (471, 278380), (620, 211479), (628, 208785), (785, 167028), (898, 146010), (930, 140986), (942, 139190), (1347, 97340), (1570, 83514), (1796, 73005), (1860, 70493), (1884, 69595), (2245, 58404), (2355, 55676), (2694, 48670), (3140, 41757), (4490, 29202), (4710, 27838), (4867, 26940), (5388, 24335), (6735, 19468), (8980, 14601), (9420, 13919), (9734, 13470)]