210988120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{107647}}^1$

素因数の和:107672

約数の個数: 48

約数和(自身を含む): 552234240

約数和(自身を除く): 341246120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 107647, 215294, 430588, 538235, 753529, 861176, 1076470, 1507058, 2152940, 3014116, 3767645, 4305880, 5274703, 6028232, 7535290, 10549406, 15070580, 21098812, 26373515, 30141160, 42197624, 52747030, 105494060, 210988120]

約数ペア:

[(1, 210988120), (2, 105494060), (4, 52747030), (5, 42197624), (7, 30141160), (8, 26373515), (10, 21098812), (14, 15070580), (20, 10549406), (28, 7535290), (35, 6028232), (40, 5274703), (49, 4305880), (56, 3767645), (70, 3014116), (98, 2152940), (140, 1507058), (196, 1076470), (245, 861176), (280, 753529), (392, 538235), (490, 430588), (980, 215294), (1960, 107647)]