2740320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 10260432

約数和(自身を除く): 7520112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 173, 176, 180, 198, 220, 240, 264, 288, 330, 346, 352, 360, 396, 440, 480, 495, 519, 528, 660, 692, 720, 792, 865, 880, 990, 1038, 1056, 1320, 1384, 1440, 1557, 1584, 1730, 1760, 1903, 1980, 2076, 2595, 2640, 2768, 3114, 3168, 3460, 3806, 3960, 4152, 5190, 5280, 5536, 5709, 6228, 6920, 7612, 7785, 7920, 8304, 9515, 10380, 11418, 12456, 13840, 15224, 15570, 15840, 16608, 17127, 19030, 20760, 22836, 24912, 27680, 28545, 30448, 31140, 34254, 38060, 41520, 45672, 49824, 57090, 60896, 62280, 68508, 76120, 83040, 85635, 91344, 114180, 124560, 137016, 152240, 171270, 182688, 228360, 249120, 274032, 304480, 342540, 456720, 548064, 685080, 913440, 1370160, 2740320]

約数ペア:

[(1, 2740320), (2, 1370160), (3, 913440), (4, 685080), (5, 548064), (6, 456720), (8, 342540), (9, 304480), (10, 274032), (11, 249120), (12, 228360), (15, 182688), (16, 171270), (18, 152240), (20, 137016), (22, 124560), (24, 114180), (30, 91344), (32, 85635), (33, 83040), (36, 76120), (40, 68508), (44, 62280), (45, 60896), (48, 57090), (55, 49824), (60, 45672), (66, 41520), (72, 38060), (80, 34254), (88, 31140), (90, 30448), (96, 28545), (99, 27680), (110, 24912), (120, 22836), (132, 20760), (144, 19030), (160, 17127), (165, 16608), (173, 15840), (176, 15570), (180, 15224), (198, 13840), (220, 12456), (240, 11418), (264, 10380), (288, 9515), (330, 8304), (346, 7920), (352, 7785), (360, 7612), (396, 6920), (440, 6228), (480, 5709), (495, 5536), (519, 5280), (528, 5190), (660, 4152), (692, 3960), (720, 3806), (792, 3460), (865, 3168), (880, 3114), (990, 2768), (1038, 2640), (1056, 2595), (1320, 2076), (1384, 1980), (1440, 1903), (1557, 1760), (1584, 1730)]