1280493960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{260263}}^1$

素因数の和:260318

約数の個数: 64

約数和(自身を含む): 3935191680

約数和(自身を除く): 2654697720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 260263, 520526, 780789, 1041052, 1301315, 1561578, 2082104, 2602630, 3123156, 3903945, 5205260, 6246312, 7807890, 10410520, 10670783, 15615780, 21341566, 31231560, 32012349, 42683132, 53353915, 64024698, 85366264, 106707830, 128049396, 160061745, 213415660, 256098792, 320123490, 426831320, 640246980, 1280493960]

約数ペア:

[(1, 1280493960), (2, 640246980), (3, 426831320), (4, 320123490), (5, 256098792), (6, 213415660), (8, 160061745), (10, 128049396), (12, 106707830), (15, 85366264), (20, 64024698), (24, 53353915), (30, 42683132), (40, 32012349), (41, 31231560), (60, 21341566), (82, 15615780), (120, 10670783), (123, 10410520), (164, 7807890), (205, 6246312), (246, 5205260), (328, 3903945), (410, 3123156), (492, 2602630), (615, 2082104), (820, 1561578), (984, 1301315), (1230, 1041052), (1640, 780789), (2460, 520526), (4920, 260263)]