128385036

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{691}}^1$

素因数の和:1111

約数の個数: 72

約数和(自身を含む): 350879984

約数和(自身を除く): 222494948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 397, 468, 691, 794, 1191, 1382, 1588, 2073, 2382, 2764, 3573, 4146, 4764, 5161, 6219, 7146, 8292, 8983, 10322, 12438, 14292, 15483, 17966, 20644, 24876, 26949, 30966, 35932, 46449, 53898, 61932, 80847, 92898, 107796, 161694, 185796, 274327, 323388, 548654, 822981, 1097308, 1645962, 2468943, 3291924, 3566251, 4937886, 7132502, 9875772, 10698753, 14265004, 21397506, 32096259, 42795012, 64192518, 128385036]

約数ペア:

[(1, 128385036), (2, 64192518), (3, 42795012), (4, 32096259), (6, 21397506), (9, 14265004), (12, 10698753), (13, 9875772), (18, 7132502), (26, 4937886), (36, 3566251), (39, 3291924), (52, 2468943), (78, 1645962), (117, 1097308), (156, 822981), (234, 548654), (397, 323388), (468, 274327), (691, 185796), (794, 161694), (1191, 107796), (1382, 92898), (1588, 80847), (2073, 61932), (2382, 53898), (2764, 46449), (3573, 35932), (4146, 30966), (4764, 26949), (5161, 24876), (6219, 20644), (7146, 17966), (8292, 15483), (8983, 14292), (10322, 12438)]