30768120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:970

約数の個数: 128

約数和(自身を含む): 105984000

約数和(自身を除く): 75215880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 919, 930, 1080, 1116, 1240, 1395, 1674, 1838, 1860, 2232, 2757, 2790, 3348, 3676, 3720, 4185, 4595, 5514, 5580, 6696, 7352, 8271, 8370, 9190, 11028, 11160, 13785, 16542, 16740, 18380, 22056, 24813, 27570, 28489, 33084, 33480, 36760, 41355, 49626, 55140, 56978, 66168, 82710, 85467, 99252, 110280, 113956, 124065, 142445, 165420, 170934, 198504, 227912, 248130, 256401, 284890, 330840, 341868, 427335, 496260, 512802, 569780, 683736, 769203, 854670, 992520, 1025604, 1139560, 1282005, 1538406, 1709340, 2051208, 2564010, 3076812, 3418680, 3846015, 5128020, 6153624, 7692030, 10256040, 15384060, 30768120]

約数ペア:

[(1, 30768120), (2, 15384060), (3, 10256040), (4, 7692030), (5, 6153624), (6, 5128020), (8, 3846015), (9, 3418680), (10, 3076812), (12, 2564010), (15, 2051208), (18, 1709340), (20, 1538406), (24, 1282005), (27, 1139560), (30, 1025604), (31, 992520), (36, 854670), (40, 769203), (45, 683736), (54, 569780), (60, 512802), (62, 496260), (72, 427335), (90, 341868), (93, 330840), (108, 284890), (120, 256401), (124, 248130), (135, 227912), (155, 198504), (180, 170934), (186, 165420), (216, 142445), (248, 124065), (270, 113956), (279, 110280), (310, 99252), (360, 85467), (372, 82710), (465, 66168), (540, 56978), (558, 55140), (620, 49626), (744, 41355), (837, 36760), (919, 33480), (930, 33084), (1080, 28489), (1116, 27570), (1240, 24813), (1395, 22056), (1674, 18380), (1838, 16740), (1860, 16542), (2232, 13785), (2757, 11160), (2790, 11028), (3348, 9190), (3676, 8370), (3720, 8271), (4185, 7352), (4595, 6696), (5514, 5580)]