67672620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{947}}^1$

素因数の和:1359

約数の個数: 72

約数和(自身を含む): 206007984

約数和(自身を除く): 138335364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 947, 1191, 1588, 1894, 1985, 2382, 2841, 3573, 3788, 3970, 4735, 4764, 5682, 5955, 7146, 7940, 8523, 9470, 11364, 11910, 14205, 14292, 17046, 17865, 18940, 23820, 28410, 34092, 35730, 42615, 56820, 71460, 85230, 170460, 375959, 751918, 1127877, 1503836, 1879795, 2255754, 3383631, 3759590, 4511508, 5639385, 6767262, 7519180, 11278770, 13534524, 16918155, 22557540, 33836310, 67672620]

約数ペア:

[(1, 67672620), (2, 33836310), (3, 22557540), (4, 16918155), (5, 13534524), (6, 11278770), (9, 7519180), (10, 6767262), (12, 5639385), (15, 4511508), (18, 3759590), (20, 3383631), (30, 2255754), (36, 1879795), (45, 1503836), (60, 1127877), (90, 751918), (180, 375959), (397, 170460), (794, 85230), (947, 71460), (1191, 56820), (1588, 42615), (1894, 35730), (1985, 34092), (2382, 28410), (2841, 23820), (3573, 18940), (3788, 17865), (3970, 17046), (4735, 14292), (4764, 14205), (5682, 11910), (5955, 11364), (7146, 9470), (7940, 8523)]