12718680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 42577920

約数和(自身を除く): 29859240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 263, 310, 312, 372, 390, 403, 465, 520, 526, 620, 744, 780, 789, 806, 930, 1052, 1209, 1240, 1315, 1560, 1578, 1612, 1860, 2015, 2104, 2418, 2630, 3156, 3224, 3419, 3720, 3945, 4030, 4836, 5260, 6045, 6312, 6838, 7890, 8060, 8153, 9672, 10257, 10520, 12090, 13676, 15780, 16120, 16306, 17095, 20514, 24180, 24459, 27352, 31560, 32612, 34190, 40765, 41028, 48360, 48918, 51285, 65224, 68380, 81530, 82056, 97836, 102570, 105989, 122295, 136760, 163060, 195672, 205140, 211978, 244590, 317967, 326120, 410280, 423956, 489180, 529945, 635934, 847912, 978360, 1059890, 1271868, 1589835, 2119780, 2543736, 3179670, 4239560, 6359340, 12718680]

約数ペア:

[(1, 12718680), (2, 6359340), (3, 4239560), (4, 3179670), (5, 2543736), (6, 2119780), (8, 1589835), (10, 1271868), (12, 1059890), (13, 978360), (15, 847912), (20, 635934), (24, 529945), (26, 489180), (30, 423956), (31, 410280), (39, 326120), (40, 317967), (52, 244590), (60, 211978), (62, 205140), (65, 195672), (78, 163060), (93, 136760), (104, 122295), (120, 105989), (124, 102570), (130, 97836), (155, 82056), (156, 81530), (186, 68380), (195, 65224), (248, 51285), (260, 48918), (263, 48360), (310, 41028), (312, 40765), (372, 34190), (390, 32612), (403, 31560), (465, 27352), (520, 24459), (526, 24180), (620, 20514), (744, 17095), (780, 16306), (789, 16120), (806, 15780), (930, 13676), (1052, 12090), (1209, 10520), (1240, 10257), (1315, 9672), (1560, 8153), (1578, 8060), (1612, 7890), (1860, 6838), (2015, 6312), (2104, 6045), (2418, 5260), (2630, 4836), (3156, 4030), (3224, 3945), (3419, 3720)]