85212180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15271}}^1$

素因数の和:15317

約数の個数: 72

約数和(自身を含む): 266832384

約数和(自身を除く): 181620204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 15271, 30542, 45813, 61084, 76355, 91626, 137439, 152710, 183252, 229065, 274878, 305420, 458130, 473401, 549756, 687195, 916260, 946802, 1374390, 1420203, 1893604, 2367005, 2748780, 2840406, 4260609, 4734010, 5680812, 7101015, 8521218, 9468020, 14202030, 17042436, 21303045, 28404060, 42606090, 85212180]

約数ペア:

[(1, 85212180), (2, 42606090), (3, 28404060), (4, 21303045), (5, 17042436), (6, 14202030), (9, 9468020), (10, 8521218), (12, 7101015), (15, 5680812), (18, 4734010), (20, 4260609), (30, 2840406), (31, 2748780), (36, 2367005), (45, 1893604), (60, 1420203), (62, 1374390), (90, 946802), (93, 916260), (124, 687195), (155, 549756), (180, 473401), (186, 458130), (279, 305420), (310, 274878), (372, 229065), (465, 183252), (558, 152710), (620, 137439), (930, 91626), (1116, 76355), (1395, 61084), (1860, 45813), (2790, 30542), (5580, 15271)]