641309880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5344249}}^1$

素因数の和:5344263

約数の個数: 32

約数和(自身を含む): 1923930000

約数和(自身を除く): 1282620120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5344249, 10688498, 16032747, 21376996, 26721245, 32065494, 42753992, 53442490, 64130988, 80163735, 106884980, 128261976, 160327470, 213769960, 320654940, 641309880]

約数ペア:

[(1, 641309880), (2, 320654940), (3, 213769960), (4, 160327470), (5, 128261976), (6, 106884980), (8, 80163735), (10, 64130988), (12, 53442490), (15, 42753992), (20, 32065494), (24, 26721245), (30, 21376996), (40, 16032747), (60, 10688498), (120, 5344249)]