165681810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{643}}^1$

素因数の和:1072

約数の個数: 96

約数和(自身を含む): 494282880

約数和(自身を除く): 328601070

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 409, 630, 643, 818, 1227, 1286, 1929, 2045, 2454, 2863, 3215, 3681, 3858, 4090, 4501, 5726, 5787, 6135, 6430, 7362, 8589, 9002, 9645, 11574, 12270, 13503, 14315, 17178, 18405, 19290, 22505, 25767, 27006, 28630, 28935, 36810, 40509, 42945, 45010, 51534, 57870, 67515, 81018, 85890, 128835, 135030, 202545, 257670, 262987, 405090, 525974, 788961, 1314935, 1577922, 1840909, 2366883, 2629870, 3681818, 3944805, 4733766, 5522727, 7889610, 9204545, 11045454, 11834415, 16568181, 18409090, 23668830, 27613635, 33136362, 55227270, 82840905, 165681810]

約数ペア:

[(1, 165681810), (2, 82840905), (3, 55227270), (5, 33136362), (6, 27613635), (7, 23668830), (9, 18409090), (10, 16568181), (14, 11834415), (15, 11045454), (18, 9204545), (21, 7889610), (30, 5522727), (35, 4733766), (42, 3944805), (45, 3681818), (63, 2629870), (70, 2366883), (90, 1840909), (105, 1577922), (126, 1314935), (210, 788961), (315, 525974), (409, 405090), (630, 262987), (643, 257670), (818, 202545), (1227, 135030), (1286, 128835), (1929, 85890), (2045, 81018), (2454, 67515), (2863, 57870), (3215, 51534), (3681, 45010), (3858, 42945), (4090, 40509), (4501, 36810), (5726, 28935), (5787, 28630), (6135, 27006), (6430, 25767), (7362, 22505), (8589, 19290), (9002, 18405), (9645, 17178), (11574, 14315), (12270, 13503)]