172538640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{151}}^1$

素因数の和:219

約数の個数: 240

約数和(自身を含む): 625376640

約数和(自身を除く): 452838000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 151, 180, 184, 207, 216, 230, 240, 270, 276, 302, 345, 360, 368, 414, 432, 453, 460, 529, 540, 552, 604, 621, 690, 720, 755, 828, 906, 920, 1035, 1058, 1080, 1104, 1208, 1242, 1359, 1380, 1510, 1587, 1656, 1812, 1840, 2070, 2116, 2160, 2265, 2416, 2484, 2645, 2718, 2760, 3020, 3105, 3174, 3312, 3473, 3624, 4077, 4140, 4232, 4530, 4761, 4968, 5290, 5436, 5520, 6040, 6210, 6348, 6795, 6946, 7248, 7935, 8154, 8280, 8464, 9060, 9522, 9936, 10419, 10580, 10872, 12080, 12420, 12696, 13590, 13892, 14283, 15870, 16308, 16560, 17365, 18120, 19044, 20385, 20838, 21160, 21744, 23805, 24840, 25392, 27180, 27784, 28566, 31257, 31740, 32616, 34730, 36240, 38088, 40770, 41676, 42320, 47610, 49680, 52095, 54360, 55568, 57132, 62514, 63480, 65232, 69460, 71415, 76176, 79879, 81540, 83352, 93771, 95220, 104190, 108720, 114264, 125028, 126960, 138920, 142830, 156285, 159758, 163080, 166704, 187542, 190440, 208380, 228528, 239637, 250056, 277840, 285660, 312570, 319516, 326160, 375084, 380880, 399395, 416760, 468855, 479274, 500112, 571320, 625140, 639032, 718911, 750168, 798790, 833520, 937710, 958548, 1142640, 1198185, 1250280, 1278064, 1437822, 1500336, 1597580, 1875420, 1917096, 2156733, 2396370, 2500560, 2875644, 3195160, 3594555, 3750840, 3834192, 4313466, 4792740, 5751288, 6390320, 7189110, 7501680, 8626932, 9585480, 10783665, 11502576, 14378220, 17253864, 19170960, 21567330, 28756440, 34507728, 43134660, 57512880, 86269320, 172538640]

約数ペア:

[(1, 172538640), (2, 86269320), (3, 57512880), (4, 43134660), (5, 34507728), (6, 28756440), (8, 21567330), (9, 19170960), (10, 17253864), (12, 14378220), (15, 11502576), (16, 10783665), (18, 9585480), (20, 8626932), (23, 7501680), (24, 7189110), (27, 6390320), (30, 5751288), (36, 4792740), (40, 4313466), (45, 3834192), (46, 3750840), (48, 3594555), (54, 3195160), (60, 2875644), (69, 2500560), (72, 2396370), (80, 2156733), (90, 1917096), (92, 1875420), (108, 1597580), (115, 1500336), (120, 1437822), (135, 1278064), (138, 1250280), (144, 1198185), (151, 1142640), (180, 958548), (184, 937710), (207, 833520), (216, 798790), (230, 750168), (240, 718911), (270, 639032), (276, 625140), (302, 571320), (345, 500112), (360, 479274), (368, 468855), (414, 416760), (432, 399395), (453, 380880), (460, 375084), (529, 326160), (540, 319516), (552, 312570), (604, 285660), (621, 277840), (690, 250056), (720, 239637), (755, 228528), (828, 208380), (906, 190440), (920, 187542), (1035, 166704), (1058, 163080), (1080, 159758), (1104, 156285), (1208, 142830), (1242, 138920), (1359, 126960), (1380, 125028), (1510, 114264), (1587, 108720), (1656, 104190), (1812, 95220), (1840, 93771), (2070, 83352), (2116, 81540), (2160, 79879), (2265, 76176), (2416, 71415), (2484, 69460), (2645, 65232), (2718, 63480), (2760, 62514), (3020, 57132), (3105, 55568), (3174, 54360), (3312, 52095), (3473, 49680), (3624, 47610), (4077, 42320), (4140, 41676), (4232, 40770), (4530, 38088), (4761, 36240), (4968, 34730), (5290, 32616), (5436, 31740), (5520, 31257), (6040, 28566), (6210, 27784), (6348, 27180), (6795, 25392), (6946, 24840), (7248, 23805), (7935, 21744), (8154, 21160), (8280, 20838), (8464, 20385), (9060, 19044), (9522, 18120), (9936, 17365), (10419, 16560), (10580, 16308), (10872, 15870), (12080, 14283), (12420, 13892), (12696, 13590)]