55405560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1021

約数の個数: 128

約数和(自身を含む): 192844800

約数和(自身を除く): 137439240

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, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 929, 994, 1065, 1420, 1491, 1704, 1858, 1988, 2130, 2485, 2787, 2840, 2982, 3716, 3976, 4260, 4645, 4970, 5574, 5964, 6503, 7432, 7455, 8520, 9290, 9940, 11148, 11928, 13006, 13935, 14910, 18580, 19509, 19880, 22296, 26012, 27870, 29820, 32515, 37160, 39018, 52024, 55740, 59640, 65030, 65959, 78036, 97545, 111480, 130060, 131918, 156072, 195090, 197877, 260120, 263836, 329795, 390180, 395754, 461713, 527672, 659590, 780360, 791508, 923426, 989385, 1319180, 1385139, 1583016, 1846852, 1978770, 2308565, 2638360, 2770278, 3693704, 3957540, 4617130, 5540556, 6925695, 7915080, 9234260, 11081112, 13851390, 18468520, 27702780, 55405560]

約数ペア:

[(1, 55405560), (2, 27702780), (3, 18468520), (4, 13851390), (5, 11081112), (6, 9234260), (7, 7915080), (8, 6925695), (10, 5540556), (12, 4617130), (14, 3957540), (15, 3693704), (20, 2770278), (21, 2638360), (24, 2308565), (28, 1978770), (30, 1846852), (35, 1583016), (40, 1385139), (42, 1319180), (56, 989385), (60, 923426), (70, 791508), (71, 780360), (84, 659590), (105, 527672), (120, 461713), (140, 395754), (142, 390180), (168, 329795), (210, 263836), (213, 260120), (280, 197877), (284, 195090), (355, 156072), (420, 131918), (426, 130060), (497, 111480), (568, 97545), (710, 78036), (840, 65959), (852, 65030), (929, 59640), (994, 55740), (1065, 52024), (1420, 39018), (1491, 37160), (1704, 32515), (1858, 29820), (1988, 27870), (2130, 26012), (2485, 22296), (2787, 19880), (2840, 19509), (2982, 18580), (3716, 14910), (3976, 13935), (4260, 13006), (4645, 11928), (4970, 11148), (5574, 9940), (5964, 9290), (6503, 8520), (7432, 7455)]