171939240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:425

約数の個数: 256

約数和(自身を含む): 642297600

約数和(自身を除く): 470358360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 41, 44, 45, 54, 55, 60, 66, 72, 82, 88, 90, 99, 108, 110, 120, 123, 132, 135, 164, 165, 180, 198, 205, 216, 220, 246, 264, 270, 297, 328, 330, 353, 360, 369, 396, 410, 440, 451, 492, 495, 540, 594, 615, 660, 706, 738, 792, 820, 902, 984, 990, 1059, 1080, 1107, 1188, 1230, 1320, 1353, 1412, 1476, 1485, 1640, 1765, 1804, 1845, 1980, 2118, 2214, 2255, 2376, 2460, 2706, 2824, 2952, 2970, 3177, 3530, 3608, 3690, 3883, 3960, 4059, 4236, 4428, 4510, 4920, 5295, 5412, 5535, 5940, 6354, 6765, 7060, 7380, 7766, 8118, 8472, 8856, 9020, 9531, 10590, 10824, 11070, 11649, 11880, 12177, 12708, 13530, 14120, 14473, 14760, 15532, 15885, 16236, 18040, 19062, 19415, 20295, 21180, 22140, 23298, 24354, 25416, 27060, 28946, 31064, 31770, 32472, 34947, 38124, 38830, 40590, 42360, 43419, 44280, 46596, 47655, 48708, 54120, 57892, 58245, 60885, 63540, 69894, 72365, 76248, 77660, 81180, 86838, 93192, 95310, 97416, 104841, 115784, 116490, 121770, 127080, 130257, 139788, 144730, 155320, 159203, 162360, 173676, 174735, 190620, 209682, 217095, 232980, 243540, 260514, 279576, 289460, 318406, 347352, 349470, 381240, 390771, 419364, 434190, 465960, 477609, 487080, 521028, 524205, 578920, 636812, 651285, 698940, 781542, 796015, 838728, 868380, 955218, 1042056, 1048410, 1273624, 1302570, 1397880, 1432827, 1563084, 1592030, 1736760, 1910436, 1953855, 2096820, 2388045, 2605140, 2865654, 3126168, 3184060, 3820872, 3907710, 4193640, 4298481, 4776090, 5210280, 5731308, 6368120, 7164135, 7815420, 8596962, 9552180, 11462616, 14328270, 15630840, 17193924, 19104360, 21492405, 28656540, 34387848, 42984810, 57313080, 85969620, 171939240]

約数ペア:

[(1, 171939240), (2, 85969620), (3, 57313080), (4, 42984810), (5, 34387848), (6, 28656540), (8, 21492405), (9, 19104360), (10, 17193924), (11, 15630840), (12, 14328270), (15, 11462616), (18, 9552180), (20, 8596962), (22, 7815420), (24, 7164135), (27, 6368120), (30, 5731308), (33, 5210280), (36, 4776090), (40, 4298481), (41, 4193640), (44, 3907710), (45, 3820872), (54, 3184060), (55, 3126168), (60, 2865654), (66, 2605140), (72, 2388045), (82, 2096820), (88, 1953855), (90, 1910436), (99, 1736760), (108, 1592030), (110, 1563084), (120, 1432827), (123, 1397880), (132, 1302570), (135, 1273624), (164, 1048410), (165, 1042056), (180, 955218), (198, 868380), (205, 838728), (216, 796015), (220, 781542), (246, 698940), (264, 651285), (270, 636812), (297, 578920), (328, 524205), (330, 521028), (353, 487080), (360, 477609), (369, 465960), (396, 434190), (410, 419364), (440, 390771), (451, 381240), (492, 349470), (495, 347352), (540, 318406), (594, 289460), (615, 279576), (660, 260514), (706, 243540), (738, 232980), (792, 217095), (820, 209682), (902, 190620), (984, 174735), (990, 173676), (1059, 162360), (1080, 159203), (1107, 155320), (1188, 144730), (1230, 139788), (1320, 130257), (1353, 127080), (1412, 121770), (1476, 116490), (1485, 115784), (1640, 104841), (1765, 97416), (1804, 95310), (1845, 93192), (1980, 86838), (2118, 81180), (2214, 77660), (2255, 76248), (2376, 72365), (2460, 69894), (2706, 63540), (2824, 60885), (2952, 58245), (2970, 57892), (3177, 54120), (3530, 48708), (3608, 47655), (3690, 46596), (3883, 44280), (3960, 43419), (4059, 42360), (4236, 40590), (4428, 38830), (4510, 38124), (4920, 34947), (5295, 32472), (5412, 31770), (5535, 31064), (5940, 28946), (6354, 27060), (6765, 25416), (7060, 24354), (7380, 23298), (7766, 22140), (8118, 21180), (8472, 20295), (8856, 19415), (9020, 19062), (9531, 18040), (10590, 16236), (10824, 15885), (11070, 15532), (11649, 14760), (11880, 14473), (12177, 14120), (12708, 13530)]