129847520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:409

約数の個数: 144

約数和(自身を含む): 355939920

約数和(自身を除く): 226092400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 160, 176, 190, 209, 220, 242, 304, 352, 353, 380, 418, 440, 484, 605, 608, 706, 760, 836, 880, 968, 1045, 1210, 1412, 1520, 1672, 1760, 1765, 1936, 2090, 2299, 2420, 2824, 3040, 3344, 3530, 3872, 3883, 4180, 4598, 4840, 5648, 6688, 6707, 7060, 7766, 8360, 9196, 9680, 11296, 11495, 13414, 14120, 15532, 16720, 18392, 19360, 19415, 22990, 26828, 28240, 31064, 33440, 33535, 36784, 38830, 42713, 45980, 53656, 56480, 62128, 67070, 73568, 73777, 77660, 85426, 91960, 107312, 124256, 134140, 147554, 155320, 170852, 183920, 213565, 214624, 268280, 295108, 310640, 341704, 367840, 368885, 427130, 536560, 590216, 621280, 683408, 737770, 811547, 854260, 1073120, 1180432, 1366816, 1475540, 1623094, 1708520, 2360864, 2951080, 3246188, 3417040, 4057735, 5902160, 6492376, 6834080, 8115470, 11804320, 12984752, 16230940, 25969504, 32461880, 64923760, 129847520]

約数ペア:

[(1, 129847520), (2, 64923760), (4, 32461880), (5, 25969504), (8, 16230940), (10, 12984752), (11, 11804320), (16, 8115470), (19, 6834080), (20, 6492376), (22, 5902160), (32, 4057735), (38, 3417040), (40, 3246188), (44, 2951080), (55, 2360864), (76, 1708520), (80, 1623094), (88, 1475540), (95, 1366816), (110, 1180432), (121, 1073120), (152, 854260), (160, 811547), (176, 737770), (190, 683408), (209, 621280), (220, 590216), (242, 536560), (304, 427130), (352, 368885), (353, 367840), (380, 341704), (418, 310640), (440, 295108), (484, 268280), (605, 214624), (608, 213565), (706, 183920), (760, 170852), (836, 155320), (880, 147554), (968, 134140), (1045, 124256), (1210, 107312), (1412, 91960), (1520, 85426), (1672, 77660), (1760, 73777), (1765, 73568), (1936, 67070), (2090, 62128), (2299, 56480), (2420, 53656), (2824, 45980), (3040, 42713), (3344, 38830), (3530, 36784), (3872, 33535), (3883, 33440), (4180, 31064), (4598, 28240), (4840, 26828), (5648, 22990), (6688, 19415), (6707, 19360), (7060, 18392), (7766, 16720), (8360, 15532), (9196, 14120), (9680, 13414), (11296, 11495)]