68865840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{947}}^1$

素因数の和:1067

約数の個数: 120

約数和(自身を含む): 233810928

約数和(自身を除く): 164945088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 101, 120, 144, 180, 202, 240, 303, 360, 404, 505, 606, 720, 808, 909, 947, 1010, 1212, 1515, 1616, 1818, 1894, 2020, 2424, 2841, 3030, 3636, 3788, 4040, 4545, 4735, 4848, 5682, 6060, 7272, 7576, 8080, 8523, 9090, 9470, 11364, 12120, 14205, 14544, 15152, 17046, 18180, 18940, 22728, 24240, 28410, 34092, 36360, 37880, 42615, 45456, 56820, 68184, 72720, 75760, 85230, 95647, 113640, 136368, 170460, 191294, 227280, 286941, 340920, 382588, 478235, 573882, 681840, 765176, 860823, 956470, 1147764, 1434705, 1530352, 1721646, 1912940, 2295528, 2869410, 3443292, 3825880, 4304115, 4591056, 5738820, 6886584, 7651760, 8608230, 11477640, 13773168, 17216460, 22955280, 34432920, 68865840]

約数ペア:

[(1, 68865840), (2, 34432920), (3, 22955280), (4, 17216460), (5, 13773168), (6, 11477640), (8, 8608230), (9, 7651760), (10, 6886584), (12, 5738820), (15, 4591056), (16, 4304115), (18, 3825880), (20, 3443292), (24, 2869410), (30, 2295528), (36, 1912940), (40, 1721646), (45, 1530352), (48, 1434705), (60, 1147764), (72, 956470), (80, 860823), (90, 765176), (101, 681840), (120, 573882), (144, 478235), (180, 382588), (202, 340920), (240, 286941), (303, 227280), (360, 191294), (404, 170460), (505, 136368), (606, 113640), (720, 95647), (808, 85230), (909, 75760), (947, 72720), (1010, 68184), (1212, 56820), (1515, 45456), (1616, 42615), (1818, 37880), (1894, 36360), (2020, 34092), (2424, 28410), (2841, 24240), (3030, 22728), (3636, 18940), (3788, 18180), (4040, 17046), (4545, 15152), (4735, 14544), (4848, 14205), (5682, 12120), (6060, 11364), (7272, 9470), (7576, 9090), (8080, 8523)]