71347140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396373}}^1$

素因数の和:396388

約数の個数: 36

約数和(自身を含む): 216420204

約数和(自身を除く): 145073064

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396373, 792746, 1189119, 1585492, 1981865, 2378238, 3567357, 3963730, 4756476, 5945595, 7134714, 7927460, 11891190, 14269428, 17836785, 23782380, 35673570, 71347140]

約数ペア:

[(1, 71347140), (2, 35673570), (3, 23782380), (4, 17836785), (5, 14269428), (6, 11891190), (9, 7927460), (10, 7134714), (12, 5945595), (15, 4756476), (18, 3963730), (20, 3567357), (30, 2378238), (36, 1981865), (45, 1585492), (60, 1189119), (90, 792746), (180, 396373)]