1279673520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{19249}}^1$

素因数の和:19542

約数の個数: 80

約数和(自身を含む): 3981516000

約数和(自身を除く): 2701842480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277, 554, 831, 1108, 1385, 1662, 2216, 2770, 3324, 4155, 4432, 5540, 6648, 8310, 11080, 13296, 16620, 19249, 22160, 33240, 38498, 57747, 66480, 76996, 96245, 115494, 153992, 192490, 230988, 288735, 307984, 384980, 461976, 577470, 769960, 923952, 1154940, 1539920, 2309880, 4619760, 5331973, 10663946, 15995919, 21327892, 26659865, 31991838, 42655784, 53319730, 63983676, 79979595, 85311568, 106639460, 127967352, 159959190, 213278920, 255934704, 319918380, 426557840, 639836760, 1279673520]

約数ペア:

[(1, 1279673520), (2, 639836760), (3, 426557840), (4, 319918380), (5, 255934704), (6, 213278920), (8, 159959190), (10, 127967352), (12, 106639460), (15, 85311568), (16, 79979595), (20, 63983676), (24, 53319730), (30, 42655784), (40, 31991838), (48, 26659865), (60, 21327892), (80, 15995919), (120, 10663946), (240, 5331973), (277, 4619760), (554, 2309880), (831, 1539920), (1108, 1154940), (1385, 923952), (1662, 769960), (2216, 577470), (2770, 461976), (3324, 384980), (4155, 307984), (4432, 288735), (5540, 230988), (6648, 192490), (8310, 153992), (11080, 115494), (13296, 96245), (16620, 76996), (19249, 66480), (22160, 57747), (33240, 38498)]