202131090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{320843}}^1$

素因数の和:320863

約数の個数: 48

約数和(自身を含む): 600619968

約数和(自身を除く): 398488878

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 320843, 641686, 962529, 1604215, 1925058, 2245901, 2887587, 3208430, 4491802, 4812645, 5775174, 6737703, 9625290, 11229505, 13475406, 14437935, 20213109, 22459010, 28875870, 33688515, 40426218, 67377030, 101065545, 202131090]

約数ペア:

[(1, 202131090), (2, 101065545), (3, 67377030), (5, 40426218), (6, 33688515), (7, 28875870), (9, 22459010), (10, 20213109), (14, 14437935), (15, 13475406), (18, 11229505), (21, 9625290), (30, 6737703), (35, 5775174), (42, 4812645), (45, 4491802), (63, 3208430), (70, 2887587), (90, 2245901), (105, 1925058), (126, 1604215), (210, 962529), (315, 641686), (630, 320843)]