85380680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1507

約数の個数: 128

約数和(自身を含む): 252288000

約数和(自身を除く): 166907320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 140, 152, 154, 190, 209, 220, 266, 280, 308, 380, 385, 418, 440, 532, 616, 665, 760, 770, 836, 1045, 1064, 1330, 1459, 1463, 1540, 1672, 2090, 2660, 2918, 2926, 3080, 4180, 5320, 5836, 5852, 7295, 7315, 8360, 10213, 11672, 11704, 14590, 14630, 16049, 20426, 27721, 29180, 29260, 32098, 40852, 51065, 55442, 58360, 58520, 64196, 80245, 81704, 102130, 110884, 112343, 128392, 138605, 160490, 194047, 204260, 221768, 224686, 277210, 304931, 320980, 388094, 408520, 449372, 554420, 561715, 609862, 641960, 776188, 898744, 970235, 1108840, 1123430, 1219724, 1524655, 1552376, 1940470, 2134517, 2246860, 2439448, 3049310, 3880940, 4269034, 4493720, 6098620, 7761880, 8538068, 10672585, 12197240, 17076136, 21345170, 42690340, 85380680]

約数ペア:

[(1, 85380680), (2, 42690340), (4, 21345170), (5, 17076136), (7, 12197240), (8, 10672585), (10, 8538068), (11, 7761880), (14, 6098620), (19, 4493720), (20, 4269034), (22, 3880940), (28, 3049310), (35, 2439448), (38, 2246860), (40, 2134517), (44, 1940470), (55, 1552376), (56, 1524655), (70, 1219724), (76, 1123430), (77, 1108840), (88, 970235), (95, 898744), (110, 776188), (133, 641960), (140, 609862), (152, 561715), (154, 554420), (190, 449372), (209, 408520), (220, 388094), (266, 320980), (280, 304931), (308, 277210), (380, 224686), (385, 221768), (418, 204260), (440, 194047), (532, 160490), (616, 138605), (665, 128392), (760, 112343), (770, 110884), (836, 102130), (1045, 81704), (1064, 80245), (1330, 64196), (1459, 58520), (1463, 58360), (1540, 55442), (1672, 51065), (2090, 40852), (2660, 32098), (2918, 29260), (2926, 29180), (3080, 27721), (4180, 20426), (5320, 16049), (5836, 14630), (5852, 14590), (7295, 11704), (7315, 11672), (8360, 10213)]