87431040

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 192

約数和(自身を含む): 309806640

約数和(自身を除く): 222375600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 128, 129, 144, 160, 172, 180, 192, 215, 240, 258, 288, 320, 344, 353, 360, 384, 387, 430, 480, 516, 576, 640, 645, 688, 706, 720, 774, 860, 960, 1032, 1059, 1152, 1290, 1376, 1412, 1440, 1548, 1720, 1765, 1920, 1935, 2064, 2118, 2580, 2752, 2824, 2880, 3096, 3177, 3440, 3530, 3870, 4128, 4236, 5160, 5295, 5504, 5648, 5760, 6192, 6354, 6880, 7060, 7740, 8256, 8472, 10320, 10590, 11296, 12384, 12708, 13760, 14120, 15179, 15480, 15885, 16512, 16944, 20640, 21180, 22592, 24768, 25416, 27520, 28240, 30358, 30960, 31770, 33888, 41280, 42360, 45184, 45537, 49536, 50832, 56480, 60716, 61920, 63540, 67776, 75895, 82560, 84720, 91074, 101664, 112960, 121432, 123840, 127080, 135552, 136611, 151790, 169440, 182148, 203328, 225920, 227685, 242864, 247680, 254160, 273222, 303580, 338880, 364296, 406656, 455370, 485728, 508320, 546444, 607160, 677760, 683055, 728592, 910740, 971456, 1016640, 1092888, 1214320, 1366110, 1457184, 1821480, 1942912, 2033280, 2185776, 2428640, 2732220, 2914368, 3642960, 4371552, 4857280, 5464440, 5828736, 7285920, 8743104, 9714560, 10928880, 14571840, 17486208, 21857760, 29143680, 43715520, 87431040]

約数ペア:

[(1, 87431040), (2, 43715520), (3, 29143680), (4, 21857760), (5, 17486208), (6, 14571840), (8, 10928880), (9, 9714560), (10, 8743104), (12, 7285920), (15, 5828736), (16, 5464440), (18, 4857280), (20, 4371552), (24, 3642960), (30, 2914368), (32, 2732220), (36, 2428640), (40, 2185776), (43, 2033280), (45, 1942912), (48, 1821480), (60, 1457184), (64, 1366110), (72, 1214320), (80, 1092888), (86, 1016640), (90, 971456), (96, 910740), (120, 728592), (128, 683055), (129, 677760), (144, 607160), (160, 546444), (172, 508320), (180, 485728), (192, 455370), (215, 406656), (240, 364296), (258, 338880), (288, 303580), (320, 273222), (344, 254160), (353, 247680), (360, 242864), (384, 227685), (387, 225920), (430, 203328), (480, 182148), (516, 169440), (576, 151790), (640, 136611), (645, 135552), (688, 127080), (706, 123840), (720, 121432), (774, 112960), (860, 101664), (960, 91074), (1032, 84720), (1059, 82560), (1152, 75895), (1290, 67776), (1376, 63540), (1412, 61920), (1440, 60716), (1548, 56480), (1720, 50832), (1765, 49536), (1920, 45537), (1935, 45184), (2064, 42360), (2118, 41280), (2580, 33888), (2752, 31770), (2824, 30960), (2880, 30358), (3096, 28240), (3177, 27520), (3440, 25416), (3530, 24768), (3870, 22592), (4128, 21180), (4236, 20640), (5160, 16944), (5295, 16512), (5504, 15885), (5648, 15480), (5760, 15179), (6192, 14120), (6354, 13760), (6880, 12708), (7060, 12384), (7740, 11296), (8256, 10590), (8472, 10320)]