81948240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3449}}^1$

素因数の和:3482

約数の個数: 160

約数和(自身を含む): 308016000

約数和(自身を除く): 226067760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3449, 3960, 4752, 5940, 6898, 7920, 10347, 11880, 13796, 17245, 20694, 23760, 27592, 31041, 34490, 37939, 41388, 51735, 55184, 62082, 68980, 75878, 82776, 93123, 103470, 113817, 124164, 137960, 151756, 155205, 165552, 186246, 189695, 206940, 227634, 248328, 275920, 303512, 310410, 341451, 372492, 379390, 413880, 455268, 465615, 496656, 569085, 607024, 620820, 682902, 744984, 758780, 827760, 910536, 931230, 1024353, 1138170, 1241640, 1365804, 1489968, 1517560, 1707255, 1821072, 1862460, 2048706, 2276340, 2483280, 2731608, 3035120, 3414510, 3724920, 4097412, 4552680, 5121765, 5463216, 6829020, 7449840, 8194824, 9105360, 10243530, 13658040, 16389648, 20487060, 27316080, 40974120, 81948240]

約数ペア:

[(1, 81948240), (2, 40974120), (3, 27316080), (4, 20487060), (5, 16389648), (6, 13658040), (8, 10243530), (9, 9105360), (10, 8194824), (11, 7449840), (12, 6829020), (15, 5463216), (16, 5121765), (18, 4552680), (20, 4097412), (22, 3724920), (24, 3414510), (27, 3035120), (30, 2731608), (33, 2483280), (36, 2276340), (40, 2048706), (44, 1862460), (45, 1821072), (48, 1707255), (54, 1517560), (55, 1489968), (60, 1365804), (66, 1241640), (72, 1138170), (80, 1024353), (88, 931230), (90, 910536), (99, 827760), (108, 758780), (110, 744984), (120, 682902), (132, 620820), (135, 607024), (144, 569085), (165, 496656), (176, 465615), (180, 455268), (198, 413880), (216, 379390), (220, 372492), (240, 341451), (264, 310410), (270, 303512), (297, 275920), (330, 248328), (360, 227634), (396, 206940), (432, 189695), (440, 186246), (495, 165552), (528, 155205), (540, 151756), (594, 137960), (660, 124164), (720, 113817), (792, 103470), (880, 93123), (990, 82776), (1080, 75878), (1188, 68980), (1320, 62082), (1485, 55184), (1584, 51735), (1980, 41388), (2160, 37939), (2376, 34490), (2640, 31041), (2970, 27592), (3449, 23760), (3960, 20694), (4752, 17245), (5940, 13796), (6898, 11880), (7920, 10347)]