1221055080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16333}}^1$

素因数の和:16443

約数の個数: 128

約数和(自身を含む): 4233772800

約数和(自身を除く): 3012717720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 3115, 3560, 3738, 4984, 5340, 6230, 7476, 9345, 10680, 12460, 14952, 16333, 18690, 24920, 32666, 37380, 48999, 65332, 74760, 81665, 97998, 114331, 130664, 163330, 195996, 228662, 244995, 326660, 342993, 391992, 457324, 489990, 571655, 653320, 685986, 914648, 979980, 1143310, 1371972, 1453637, 1714965, 1959960, 2286620, 2743944, 2907274, 3429930, 4360911, 4573240, 5814548, 6859860, 7268185, 8721822, 10175459, 11629096, 13719720, 14536370, 17443644, 20350918, 21804555, 29072740, 30526377, 34887288, 40701836, 43609110, 50877295, 58145480, 61052754, 81403672, 87218220, 101754590, 122105508, 152631885, 174436440, 203509180, 244211016, 305263770, 407018360, 610527540, 1221055080]

約数ペア:

[(1, 1221055080), (2, 610527540), (3, 407018360), (4, 305263770), (5, 244211016), (6, 203509180), (7, 174436440), (8, 152631885), (10, 122105508), (12, 101754590), (14, 87218220), (15, 81403672), (20, 61052754), (21, 58145480), (24, 50877295), (28, 43609110), (30, 40701836), (35, 34887288), (40, 30526377), (42, 29072740), (56, 21804555), (60, 20350918), (70, 17443644), (84, 14536370), (89, 13719720), (105, 11629096), (120, 10175459), (140, 8721822), (168, 7268185), (178, 6859860), (210, 5814548), (267, 4573240), (280, 4360911), (356, 3429930), (420, 2907274), (445, 2743944), (534, 2286620), (623, 1959960), (712, 1714965), (840, 1453637), (890, 1371972), (1068, 1143310), (1246, 979980), (1335, 914648), (1780, 685986), (1869, 653320), (2136, 571655), (2492, 489990), (2670, 457324), (3115, 391992), (3560, 342993), (3738, 326660), (4984, 244995), (5340, 228662), (6230, 195996), (7476, 163330), (9345, 130664), (10680, 114331), (12460, 97998), (14952, 81665), (16333, 74760), (18690, 65332), (24920, 48999), (32666, 37380)]