118981260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1997}}^1$

素因数の和:2343

約数の個数: 72

約数和(自身を含む): 362181456

約数和(自身を除く): 243200196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 1997, 2979, 3310, 3972, 3994, 4965, 5958, 5991, 6620, 7988, 9930, 9985, 11916, 11982, 14895, 17973, 19860, 19970, 23964, 29790, 29955, 35946, 39940, 59580, 59910, 71892, 89865, 119820, 179730, 359460, 661007, 1322014, 1983021, 2644028, 3305035, 3966042, 5949063, 6610070, 7932084, 9915105, 11898126, 13220140, 19830210, 23796252, 29745315, 39660420, 59490630, 118981260]

約数ペア:

[(1, 118981260), (2, 59490630), (3, 39660420), (4, 29745315), (5, 23796252), (6, 19830210), (9, 13220140), (10, 11898126), (12, 9915105), (15, 7932084), (18, 6610070), (20, 5949063), (30, 3966042), (36, 3305035), (45, 2644028), (60, 1983021), (90, 1322014), (180, 661007), (331, 359460), (662, 179730), (993, 119820), (1324, 89865), (1655, 71892), (1986, 59910), (1997, 59580), (2979, 39940), (3310, 35946), (3972, 29955), (3994, 29790), (4965, 23964), (5958, 19970), (5991, 19860), (6620, 17973), (7988, 14895), (9930, 11982), (9985, 11916)]