320147760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1333949}}^1$

素因数の和:1333965

約数の個数: 40

約数和(自身を含む): 992458800

約数和(自身を除く): 672311040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1333949, 2667898, 4001847, 5335796, 6669745, 8003694, 10671592, 13339490, 16007388, 20009235, 21343184, 26678980, 32014776, 40018470, 53357960, 64029552, 80036940, 106715920, 160073880, 320147760]

約数ペア:

[(1, 320147760), (2, 160073880), (3, 106715920), (4, 80036940), (5, 64029552), (6, 53357960), (8, 40018470), (10, 32014776), (12, 26678980), (15, 21343184), (16, 20009235), (20, 16007388), (24, 13339490), (30, 10671592), (40, 8003694), (48, 6669745), (60, 5335796), (80, 4001847), (120, 2667898), (240, 1333949)]