209952972

素因数分解:

$2^2\times 3^5\times {\mathrm{61}}^1\times {\mathrm{3541}}^1$

素因数の和:3621

約数の個数: 72

約数和(自身を含む): 559550992

約数和(自身を除く): 349598020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 108, 122, 162, 183, 243, 244, 324, 366, 486, 549, 732, 972, 1098, 1647, 2196, 3294, 3541, 4941, 6588, 7082, 9882, 10623, 14164, 14823, 19764, 21246, 29646, 31869, 42492, 59292, 63738, 95607, 127476, 191214, 216001, 286821, 382428, 432002, 573642, 648003, 860463, 864004, 1147284, 1296006, 1720926, 1944009, 2592012, 3441852, 3888018, 5832027, 7776036, 11664054, 17496081, 23328108, 34992162, 52488243, 69984324, 104976486, 209952972]

約数ペア:

[(1, 209952972), (2, 104976486), (3, 69984324), (4, 52488243), (6, 34992162), (9, 23328108), (12, 17496081), (18, 11664054), (27, 7776036), (36, 5832027), (54, 3888018), (61, 3441852), (81, 2592012), (108, 1944009), (122, 1720926), (162, 1296006), (183, 1147284), (243, 864004), (244, 860463), (324, 648003), (366, 573642), (486, 432002), (549, 382428), (732, 286821), (972, 216001), (1098, 191214), (1647, 127476), (2196, 95607), (3294, 63738), (3541, 59292), (4941, 42492), (6588, 31869), (7082, 29646), (9882, 21246), (10623, 19764), (14164, 14823)]