2153520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{997}}^1$

素因数の和:1019

約数の個数: 80

約数和(自身を含む): 7425120

約数和(自身を除く): 5271600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 997, 1080, 1994, 2160, 2991, 3988, 4985, 5982, 7976, 8973, 9970, 11964, 14955, 15952, 17946, 19940, 23928, 26919, 29910, 35892, 39880, 44865, 47856, 53838, 59820, 71784, 79760, 89730, 107676, 119640, 134595, 143568, 179460, 215352, 239280, 269190, 358920, 430704, 538380, 717840, 1076760, 2153520]

約数ペア:

[(1, 2153520), (2, 1076760), (3, 717840), (4, 538380), (5, 430704), (6, 358920), (8, 269190), (9, 239280), (10, 215352), (12, 179460), (15, 143568), (16, 134595), (18, 119640), (20, 107676), (24, 89730), (27, 79760), (30, 71784), (36, 59820), (40, 53838), (45, 47856), (48, 44865), (54, 39880), (60, 35892), (72, 29910), (80, 26919), (90, 23928), (108, 19940), (120, 17946), (135, 15952), (144, 14955), (180, 11964), (216, 9970), (240, 8973), (270, 7976), (360, 5982), (432, 4985), (540, 3988), (720, 2991), (997, 2160), (1080, 1994)]