2025450

素因数分解:

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

素因数の和:668

約数の個数: 72

約数和(自身を含む): 6228768

約数和(自身を除く): 4203318

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 643, 1050, 1286, 1575, 1929, 3150, 3215, 3858, 4501, 5787, 6430, 9002, 9645, 11574, 13503, 16075, 19290, 22505, 27006, 28935, 32150, 40509, 45010, 48225, 57870, 67515, 81018, 96450, 112525, 135030, 144675, 202545, 225050, 289350, 337575, 405090, 675150, 1012725, 2025450]

約数ペア:

[(1, 2025450), (2, 1012725), (3, 675150), (5, 405090), (6, 337575), (7, 289350), (9, 225050), (10, 202545), (14, 144675), (15, 135030), (18, 112525), (21, 96450), (25, 81018), (30, 67515), (35, 57870), (42, 48225), (45, 45010), (50, 40509), (63, 32150), (70, 28935), (75, 27006), (90, 22505), (105, 19290), (126, 16075), (150, 13503), (175, 11574), (210, 9645), (225, 9002), (315, 6430), (350, 5787), (450, 4501), (525, 3858), (630, 3215), (643, 3150), (1050, 1929), (1286, 1575)]