1620360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{643}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 6027840

約数和(自身を除く): 4407480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 643, 840, 1260, 1286, 1929, 2520, 2572, 3215, 3858, 4501, 5144, 5787, 6430, 7716, 9002, 9645, 11574, 12860, 13503, 15432, 18004, 19290, 22505, 23148, 25720, 27006, 28935, 36008, 38580, 40509, 45010, 46296, 54012, 57870, 67515, 77160, 81018, 90020, 108024, 115740, 135030, 162036, 180040, 202545, 231480, 270060, 324072, 405090, 540120, 810180, 1620360]

約数ペア:

[(1, 1620360), (2, 810180), (3, 540120), (4, 405090), (5, 324072), (6, 270060), (7, 231480), (8, 202545), (9, 180040), (10, 162036), (12, 135030), (14, 115740), (15, 108024), (18, 90020), (20, 81018), (21, 77160), (24, 67515), (28, 57870), (30, 54012), (35, 46296), (36, 45010), (40, 40509), (42, 38580), (45, 36008), (56, 28935), (60, 27006), (63, 25720), (70, 23148), (72, 22505), (84, 19290), (90, 18004), (105, 15432), (120, 13503), (126, 12860), (140, 11574), (168, 9645), (180, 9002), (210, 7716), (252, 6430), (280, 5787), (315, 5144), (360, 4501), (420, 3858), (504, 3215), (630, 2572), (643, 2520), (840, 1929), (1260, 1286)]