78727920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1471}}^1$

素因数の和:1710

約数の個数: 80

約数和(自身を含む): 245317632

約数和(自身を除く): 166589712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 223, 240, 446, 669, 892, 1115, 1338, 1471, 1784, 2230, 2676, 2942, 3345, 3568, 4413, 4460, 5352, 5884, 6690, 7355, 8826, 8920, 10704, 11768, 13380, 14710, 17652, 17840, 22065, 23536, 26760, 29420, 35304, 44130, 53520, 58840, 70608, 88260, 117680, 176520, 328033, 353040, 656066, 984099, 1312132, 1640165, 1968198, 2624264, 3280330, 3936396, 4920495, 5248528, 6560660, 7872792, 9840990, 13121320, 15745584, 19681980, 26242640, 39363960, 78727920]

約数ペア:

[(1, 78727920), (2, 39363960), (3, 26242640), (4, 19681980), (5, 15745584), (6, 13121320), (8, 9840990), (10, 7872792), (12, 6560660), (15, 5248528), (16, 4920495), (20, 3936396), (24, 3280330), (30, 2624264), (40, 1968198), (48, 1640165), (60, 1312132), (80, 984099), (120, 656066), (223, 353040), (240, 328033), (446, 176520), (669, 117680), (892, 88260), (1115, 70608), (1338, 58840), (1471, 53520), (1784, 44130), (2230, 35304), (2676, 29420), (2942, 26760), (3345, 23536), (3568, 22065), (4413, 17840), (4460, 17652), (5352, 14710), (5884, 13380), (6690, 11768), (7355, 10704), (8826, 8920)]