13023720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 44928000

約数和(自身を除く): 31904280

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, 389, 465, 540, 558, 620, 744, 778, 837, 930, 1080, 1116, 1167, 1240, 1395, 1556, 1674, 1860, 1945, 2232, 2334, 2790, 3112, 3348, 3501, 3720, 3890, 4185, 4668, 5580, 5835, 6696, 7002, 7780, 8370, 9336, 10503, 11160, 11670, 12059, 14004, 15560, 16740, 17505, 21006, 23340, 24118, 28008, 33480, 35010, 36177, 42012, 46680, 48236, 52515, 60295, 70020, 72354, 84024, 96472, 105030, 108531, 120590, 140040, 144708, 180885, 210060, 217062, 241180, 289416, 325593, 361770, 420120, 434124, 482360, 542655, 651186, 723540, 868248, 1085310, 1302372, 1447080, 1627965, 2170620, 2604744, 3255930, 4341240, 6511860, 13023720]

約数ペア:

[(1, 13023720), (2, 6511860), (3, 4341240), (4, 3255930), (5, 2604744), (6, 2170620), (8, 1627965), (9, 1447080), (10, 1302372), (12, 1085310), (15, 868248), (18, 723540), (20, 651186), (24, 542655), (27, 482360), (30, 434124), (31, 420120), (36, 361770), (40, 325593), (45, 289416), (54, 241180), (60, 217062), (62, 210060), (72, 180885), (90, 144708), (93, 140040), (108, 120590), (120, 108531), (124, 105030), (135, 96472), (155, 84024), (180, 72354), (186, 70020), (216, 60295), (248, 52515), (270, 48236), (279, 46680), (310, 42012), (360, 36177), (372, 35010), (389, 33480), (465, 28008), (540, 24118), (558, 23340), (620, 21006), (744, 17505), (778, 16740), (837, 15560), (930, 14004), (1080, 12059), (1116, 11670), (1167, 11160), (1240, 10503), (1395, 9336), (1556, 8370), (1674, 7780), (1860, 7002), (1945, 6696), (2232, 5835), (2334, 5580), (2790, 4668), (3112, 4185), (3348, 3890), (3501, 3720)]