490665348

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31189}}^1$

素因数の和:31241

約数の個数: 72

約数和(自身を含む): 1362379200

約数和(自身を除く): 871713852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 414, 437, 684, 828, 874, 1311, 1748, 2622, 3933, 5244, 7866, 15732, 31189, 62378, 93567, 124756, 187134, 280701, 374268, 561402, 592591, 717347, 1122804, 1185182, 1434694, 1777773, 2152041, 2370364, 2869388, 3555546, 4304082, 5333319, 6456123, 7111092, 8608164, 10666638, 12912246, 13629593, 21333276, 25824492, 27259186, 40888779, 54518372, 81777558, 122666337, 163555116, 245332674, 490665348]

約数ペア:

[(1, 490665348), (2, 245332674), (3, 163555116), (4, 122666337), (6, 81777558), (9, 54518372), (12, 40888779), (18, 27259186), (19, 25824492), (23, 21333276), (36, 13629593), (38, 12912246), (46, 10666638), (57, 8608164), (69, 7111092), (76, 6456123), (92, 5333319), (114, 4304082), (138, 3555546), (171, 2869388), (207, 2370364), (228, 2152041), (276, 1777773), (342, 1434694), (414, 1185182), (437, 1122804), (684, 717347), (828, 592591), (874, 561402), (1311, 374268), (1748, 280701), (2622, 187134), (3933, 124756), (5244, 93567), (7866, 62378), (15732, 31189)]