18059160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{21499}}^1$

素因数の和:21520

約数の個数: 64

約数和(自身を含む): 61920000

約数和(自身を除く): 43860840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 21499, 42998, 64497, 85996, 107495, 128994, 150493, 171992, 214990, 257988, 300986, 322485, 429980, 451479, 515976, 601972, 644970, 752465, 859960, 902958, 1203944, 1289940, 1504930, 1805916, 2257395, 2579880, 3009860, 3611832, 4514790, 6019720, 9029580, 18059160]

約数ペア:

[(1, 18059160), (2, 9029580), (3, 6019720), (4, 4514790), (5, 3611832), (6, 3009860), (7, 2579880), (8, 2257395), (10, 1805916), (12, 1504930), (14, 1289940), (15, 1203944), (20, 902958), (21, 859960), (24, 752465), (28, 644970), (30, 601972), (35, 515976), (40, 451479), (42, 429980), (56, 322485), (60, 300986), (70, 257988), (84, 214990), (105, 171992), (120, 150493), (140, 128994), (168, 107495), (210, 85996), (280, 64497), (420, 42998), (840, 21499)]