218544420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{117497}}^1$

素因数の和:117540

約数の個数: 48

約数和(自身を含む): 631669248

約数和(自身を除く): 413124828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 117497, 234994, 352491, 469988, 587485, 704982, 1174970, 1409964, 1762455, 2349940, 3524910, 3642407, 7049820, 7284814, 10927221, 14569628, 18212035, 21854442, 36424070, 43708884, 54636105, 72848140, 109272210, 218544420]

約数ペア:

[(1, 218544420), (2, 109272210), (3, 72848140), (4, 54636105), (5, 43708884), (6, 36424070), (10, 21854442), (12, 18212035), (15, 14569628), (20, 10927221), (30, 7284814), (31, 7049820), (60, 3642407), (62, 3524910), (93, 2349940), (124, 1762455), (155, 1409964), (186, 1174970), (310, 704982), (372, 587485), (465, 469988), (620, 352491), (930, 234994), (1860, 117497)]