1280670240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2668063}}^1$

素因数の和:2668081

約数の個数: 48

約数和(自身を含む): 4034112768

約数和(自身を除く): 2753442528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2668063, 5336126, 8004189, 10672252, 13340315, 16008378, 21344504, 26680630, 32016756, 40020945, 42689008, 53361260, 64033512, 80041890, 85378016, 106722520, 128067024, 160083780, 213445040, 256134048, 320167560, 426890080, 640335120, 1280670240]

約数ペア:

[(1, 1280670240), (2, 640335120), (3, 426890080), (4, 320167560), (5, 256134048), (6, 213445040), (8, 160083780), (10, 128067024), (12, 106722520), (15, 85378016), (16, 80041890), (20, 64033512), (24, 53361260), (30, 42689008), (32, 40020945), (40, 32016756), (48, 26680630), (60, 21344504), (80, 16008378), (96, 13340315), (120, 10672252), (160, 8004189), (240, 5336126), (480, 2668063)]