1639858680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{4555163}}^1$

素因数の和:4555180

約数の個数: 48

約数和(自身を含む): 5329541880

約数和(自身を除く): 3689683200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 4555163, 9110326, 13665489, 18220652, 22775815, 27330978, 36441304, 40996467, 45551630, 54661956, 68327445, 81992934, 91103260, 109323912, 136654890, 163985868, 182206520, 204982335, 273309780, 327971736, 409964670, 546619560, 819929340, 1639858680]

約数ペア:

[(1, 1639858680), (2, 819929340), (3, 546619560), (4, 409964670), (5, 327971736), (6, 273309780), (8, 204982335), (9, 182206520), (10, 163985868), (12, 136654890), (15, 109323912), (18, 91103260), (20, 81992934), (24, 68327445), (30, 54661956), (36, 45551630), (40, 40996467), (45, 36441304), (60, 27330978), (72, 22775815), (90, 18220652), (120, 13665489), (180, 9110326), (360, 4555163)]