278380560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1159919}}^1$

素因数の和:1159935

約数の個数: 40

約数和(自身を含む): 862980480

約数和(自身を除く): 584599920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1159919, 2319838, 3479757, 4639676, 5799595, 6959514, 9279352, 11599190, 13919028, 17398785, 18558704, 23198380, 27838056, 34797570, 46396760, 55676112, 69595140, 92793520, 139190280, 278380560]

約数ペア:

[(1, 278380560), (2, 139190280), (3, 92793520), (4, 69595140), (5, 55676112), (6, 46396760), (8, 34797570), (10, 27838056), (12, 23198380), (15, 18558704), (16, 17398785), (20, 13919028), (24, 11599190), (30, 9279352), (40, 6959514), (48, 5799595), (60, 4639676), (80, 3479757), (120, 2319838), (240, 1159919)]