74388840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19997}}^1$

素因数の和:20042

約数の個数: 64

約数和(自身を含む): 230376960

約数和(自身を除く): 155988120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 19997, 39994, 59991, 79988, 99985, 119982, 159976, 199970, 239964, 299955, 399940, 479928, 599910, 619907, 799880, 1199820, 1239814, 1859721, 2399640, 2479628, 3099535, 3719442, 4959256, 6199070, 7438884, 9298605, 12398140, 14877768, 18597210, 24796280, 37194420, 74388840]

約数ペア:

[(1, 74388840), (2, 37194420), (3, 24796280), (4, 18597210), (5, 14877768), (6, 12398140), (8, 9298605), (10, 7438884), (12, 6199070), (15, 4959256), (20, 3719442), (24, 3099535), (30, 2479628), (31, 2399640), (40, 1859721), (60, 1239814), (62, 1199820), (93, 799880), (120, 619907), (124, 599910), (155, 479928), (186, 399940), (248, 299955), (310, 239964), (372, 199970), (465, 159976), (620, 119982), (744, 99985), (930, 79988), (1240, 59991), (1860, 39994), (3720, 19997)]