165888840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2473}}^1$

素因数の和:2543

約数の個数: 128

約数和(自身を含む): 548634240

約数和(自身を除く): 382745400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 645, 780, 860, 1032, 1118, 1290, 1560, 1677, 1720, 2236, 2473, 2580, 2795, 3354, 4472, 4946, 5160, 5590, 6708, 7419, 8385, 9892, 11180, 12365, 13416, 14838, 16770, 19784, 22360, 24730, 29676, 32149, 33540, 37095, 49460, 59352, 64298, 67080, 74190, 96447, 98920, 106339, 128596, 148380, 160745, 192894, 212678, 257192, 296760, 319017, 321490, 385788, 425356, 482235, 531695, 638034, 642980, 771576, 850712, 964470, 1063390, 1276068, 1285960, 1382407, 1595085, 1928940, 2126780, 2552136, 2764814, 3190170, 3857880, 4147221, 4253560, 5529628, 6380340, 6912035, 8294442, 11059256, 12760680, 13824070, 16588884, 20736105, 27648140, 33177768, 41472210, 55296280, 82944420, 165888840]

約数ペア:

[(1, 165888840), (2, 82944420), (3, 55296280), (4, 41472210), (5, 33177768), (6, 27648140), (8, 20736105), (10, 16588884), (12, 13824070), (13, 12760680), (15, 11059256), (20, 8294442), (24, 6912035), (26, 6380340), (30, 5529628), (39, 4253560), (40, 4147221), (43, 3857880), (52, 3190170), (60, 2764814), (65, 2552136), (78, 2126780), (86, 1928940), (104, 1595085), (120, 1382407), (129, 1285960), (130, 1276068), (156, 1063390), (172, 964470), (195, 850712), (215, 771576), (258, 642980), (260, 638034), (312, 531695), (344, 482235), (390, 425356), (430, 385788), (516, 321490), (520, 319017), (559, 296760), (645, 257192), (780, 212678), (860, 192894), (1032, 160745), (1118, 148380), (1290, 128596), (1560, 106339), (1677, 98920), (1720, 96447), (2236, 74190), (2473, 67080), (2580, 64298), (2795, 59352), (3354, 49460), (4472, 37095), (4946, 33540), (5160, 32149), (5590, 29676), (6708, 24730), (7419, 22360), (8385, 19784), (9892, 16770), (11180, 14838), (12365, 13416)]