64916760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1559}}^1$

素因数の和:1920

約数の個数: 64

約数和(自身を含む): 195436800

約数和(自身を除く): 130520040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 347, 694, 1041, 1388, 1559, 1735, 2082, 2776, 3118, 3470, 4164, 4677, 5205, 6236, 6940, 7795, 8328, 9354, 10410, 12472, 13880, 15590, 18708, 20820, 23385, 31180, 37416, 41640, 46770, 62360, 93540, 187080, 540973, 1081946, 1622919, 2163892, 2704865, 3245838, 4327784, 5409730, 6491676, 8114595, 10819460, 12983352, 16229190, 21638920, 32458380, 64916760]

約数ペア:

[(1, 64916760), (2, 32458380), (3, 21638920), (4, 16229190), (5, 12983352), (6, 10819460), (8, 8114595), (10, 6491676), (12, 5409730), (15, 4327784), (20, 3245838), (24, 2704865), (30, 2163892), (40, 1622919), (60, 1081946), (120, 540973), (347, 187080), (694, 93540), (1041, 62360), (1388, 46770), (1559, 41640), (1735, 37416), (2082, 31180), (2776, 23385), (3118, 20820), (3470, 18708), (4164, 15590), (4677, 13880), (5205, 12472), (6236, 10410), (6940, 9354), (7795, 8328)]