212325228

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7219}}^1$

素因数の和:7291

約数の個数: 72

約数和(自身を含む): 578177600

約数和(自身を除く): 365852372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 684, 774, 817, 1548, 1634, 2451, 3268, 4902, 7219, 7353, 9804, 14438, 14706, 21657, 28876, 29412, 43314, 64971, 86628, 129942, 137161, 259884, 274322, 310417, 411483, 548644, 620834, 822966, 931251, 1234449, 1241668, 1645932, 1862502, 2468898, 2793753, 3725004, 4937796, 5587506, 5897923, 11175012, 11795846, 17693769, 23591692, 35387538, 53081307, 70775076, 106162614, 212325228]

約数ペア:

[(1, 212325228), (2, 106162614), (3, 70775076), (4, 53081307), (6, 35387538), (9, 23591692), (12, 17693769), (18, 11795846), (19, 11175012), (36, 5897923), (38, 5587506), (43, 4937796), (57, 3725004), (76, 2793753), (86, 2468898), (114, 1862502), (129, 1645932), (171, 1241668), (172, 1234449), (228, 931251), (258, 822966), (342, 620834), (387, 548644), (516, 411483), (684, 310417), (774, 274322), (817, 259884), (1548, 137161), (1634, 129942), (2451, 86628), (3268, 64971), (4902, 43314), (7219, 29412), (7353, 28876), (9804, 21657), (14438, 14706)]