320807628

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:666

約数の個数: 144

約数和(自身を含む): 917280000

約数和(自身を除く): 596472372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 29, 36, 38, 54, 57, 58, 76, 81, 87, 108, 114, 116, 162, 171, 174, 228, 243, 261, 324, 342, 348, 486, 513, 522, 551, 599, 684, 783, 972, 1026, 1044, 1102, 1198, 1539, 1566, 1653, 1797, 2052, 2204, 2349, 2396, 3078, 3132, 3306, 3594, 4617, 4698, 4959, 5391, 6156, 6612, 7047, 7188, 9234, 9396, 9918, 10782, 11381, 14094, 14877, 16173, 17371, 18468, 19836, 21564, 22762, 28188, 29754, 32346, 34143, 34742, 44631, 45524, 48519, 52113, 59508, 64692, 68286, 69484, 89262, 97038, 102429, 104226, 133893, 136572, 145557, 156339, 178524, 194076, 204858, 208452, 267786, 291114, 307287, 312678, 330049, 409716, 469017, 535572, 582228, 614574, 625356, 660098, 921861, 938034, 990147, 1229148, 1320196, 1407051, 1843722, 1876068, 1980294, 2765583, 2814102, 2970441, 3687444, 3960588, 4221153, 5531166, 5628204, 5940882, 8442306, 8911323, 11062332, 11881764, 16884612, 17822646, 26733969, 35645292, 53467938, 80201907, 106935876, 160403814, 320807628]

約数ペア:

[(1, 320807628), (2, 160403814), (3, 106935876), (4, 80201907), (6, 53467938), (9, 35645292), (12, 26733969), (18, 17822646), (19, 16884612), (27, 11881764), (29, 11062332), (36, 8911323), (38, 8442306), (54, 5940882), (57, 5628204), (58, 5531166), (76, 4221153), (81, 3960588), (87, 3687444), (108, 2970441), (114, 2814102), (116, 2765583), (162, 1980294), (171, 1876068), (174, 1843722), (228, 1407051), (243, 1320196), (261, 1229148), (324, 990147), (342, 938034), (348, 921861), (486, 660098), (513, 625356), (522, 614574), (551, 582228), (599, 535572), (684, 469017), (783, 409716), (972, 330049), (1026, 312678), (1044, 307287), (1102, 291114), (1198, 267786), (1539, 208452), (1566, 204858), (1653, 194076), (1797, 178524), (2052, 156339), (2204, 145557), (2349, 136572), (2396, 133893), (3078, 104226), (3132, 102429), (3306, 97038), (3594, 89262), (4617, 69484), (4698, 68286), (4959, 64692), (5391, 59508), (6156, 52113), (6612, 48519), (7047, 45524), (7188, 44631), (9234, 34742), (9396, 34143), (9918, 32346), (10782, 29754), (11381, 28188), (14094, 22762), (14877, 21564), (16173, 19836), (17371, 18468)]