1437840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1997}}^1$

素因数の和:2016

約数の個数: 60

約数和(自身を含む): 4831164

約数和(自身を除く): 3393324

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1997, 3994, 5991, 7988, 9985, 11982, 15976, 17973, 19970, 23964, 29955, 31952, 35946, 39940, 47928, 59910, 71892, 79880, 89865, 95856, 119820, 143784, 159760, 179730, 239640, 287568, 359460, 479280, 718920, 1437840]

約数ペア:

[(1, 1437840), (2, 718920), (3, 479280), (4, 359460), (5, 287568), (6, 239640), (8, 179730), (9, 159760), (10, 143784), (12, 119820), (15, 95856), (16, 89865), (18, 79880), (20, 71892), (24, 59910), (30, 47928), (36, 39940), (40, 35946), (45, 31952), (48, 29955), (60, 23964), (72, 19970), (80, 17973), (90, 15976), (120, 11982), (144, 9985), (180, 7988), (240, 5991), (360, 3994), (720, 1997)]