71138640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{947}}^1$

素因数の和:1276

約数の個数: 80

約数和(自身を含む): 221467968

約数和(自身を除く): 150329328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 313, 626, 939, 947, 1252, 1565, 1878, 1894, 2504, 2841, 3130, 3756, 3788, 4695, 4735, 5008, 5682, 6260, 7512, 7576, 9390, 9470, 11364, 12520, 14205, 15024, 15152, 18780, 18940, 22728, 25040, 28410, 37560, 37880, 45456, 56820, 75120, 75760, 113640, 227280, 296411, 592822, 889233, 1185644, 1482055, 1778466, 2371288, 2964110, 3556932, 4446165, 4742576, 5928220, 7113864, 8892330, 11856440, 14227728, 17784660, 23712880, 35569320, 71138640]

約数ペア:

[(1, 71138640), (2, 35569320), (3, 23712880), (4, 17784660), (5, 14227728), (6, 11856440), (8, 8892330), (10, 7113864), (12, 5928220), (15, 4742576), (16, 4446165), (20, 3556932), (24, 2964110), (30, 2371288), (40, 1778466), (48, 1482055), (60, 1185644), (80, 889233), (120, 592822), (240, 296411), (313, 227280), (626, 113640), (939, 75760), (947, 75120), (1252, 56820), (1565, 45456), (1878, 37880), (1894, 37560), (2504, 28410), (2841, 25040), (3130, 22728), (3756, 18940), (3788, 18780), (4695, 15152), (4735, 15024), (5008, 14205), (5682, 12520), (6260, 11364), (7512, 9470), (7576, 9390)]