30958560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21499}}^1$

素因数の和:21520

約数の個数: 72

約数和(自身を含む): 105651000

約数和(自身を除く): 74692440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 21499, 42998, 64497, 85996, 107495, 128994, 171992, 193491, 214990, 257988, 322485, 343984, 386982, 429980, 515976, 644970, 687968, 773964, 859960, 967455, 1031952, 1289940, 1547928, 1719920, 1934910, 2063904, 2579880, 3095856, 3439840, 3869820, 5159760, 6191712, 7739640, 10319520, 15479280, 30958560]

約数ペア:

[(1, 30958560), (2, 15479280), (3, 10319520), (4, 7739640), (5, 6191712), (6, 5159760), (8, 3869820), (9, 3439840), (10, 3095856), (12, 2579880), (15, 2063904), (16, 1934910), (18, 1719920), (20, 1547928), (24, 1289940), (30, 1031952), (32, 967455), (36, 859960), (40, 773964), (45, 687968), (48, 644970), (60, 515976), (72, 429980), (80, 386982), (90, 343984), (96, 322485), (120, 257988), (144, 214990), (160, 193491), (180, 171992), (240, 128994), (288, 107495), (360, 85996), (480, 64497), (720, 42998), (1440, 21499)]