75961980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1063}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 231215712

約数和(自身を除く): 155253732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1063, 1191, 1588, 1985, 2126, 2382, 3189, 3573, 3970, 4252, 4764, 5315, 5955, 6378, 7146, 7940, 9567, 10630, 11910, 12756, 14292, 15945, 17865, 19134, 21260, 23820, 31890, 35730, 38268, 47835, 63780, 71460, 95670, 191340, 422011, 844022, 1266033, 1688044, 2110055, 2532066, 3798099, 4220110, 5064132, 6330165, 7596198, 8440220, 12660330, 15192396, 18990495, 25320660, 37980990, 75961980]

約数ペア:

[(1, 75961980), (2, 37980990), (3, 25320660), (4, 18990495), (5, 15192396), (6, 12660330), (9, 8440220), (10, 7596198), (12, 6330165), (15, 5064132), (18, 4220110), (20, 3798099), (30, 2532066), (36, 2110055), (45, 1688044), (60, 1266033), (90, 844022), (180, 422011), (397, 191340), (794, 95670), (1063, 71460), (1191, 63780), (1588, 47835), (1985, 38268), (2126, 35730), (2382, 31890), (3189, 23820), (3573, 21260), (3970, 19134), (4252, 17865), (4764, 15945), (5315, 14292), (5955, 12756), (6378, 11910), (7146, 10630), (7940, 9567)]