164816640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:300

約数の個数: 288

約数和(自身を含む): 618105600

約数和(自身を除く): 453288960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 251, 256, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 502, 513, 540, 570, 576, 608, 640, 684, 720, 753, 760, 768, 855, 864, 912, 960, 1004, 1026, 1080, 1140, 1152, 1216, 1255, 1280, 1368, 1440, 1506, 1520, 1710, 1728, 1824, 1920, 2008, 2052, 2160, 2259, 2280, 2304, 2432, 2510, 2565, 2736, 2880, 3012, 3040, 3420, 3456, 3648, 3765, 3840, 4016, 4104, 4320, 4518, 4560, 4769, 4864, 5020, 5130, 5472, 5760, 6024, 6080, 6777, 6840, 6912, 7296, 7530, 8032, 8208, 8640, 9036, 9120, 9538, 10040, 10260, 10944, 11295, 11520, 12048, 12160, 13554, 13680, 14307, 14592, 15060, 16064, 16416, 17280, 18072, 18240, 19076, 20080, 20520, 21888, 22590, 23845, 24096, 24320, 27108, 27360, 28614, 30120, 32128, 32832, 33885, 34560, 36144, 36480, 38152, 40160, 41040, 42921, 43776, 45180, 47690, 48192, 54216, 54720, 57228, 60240, 64256, 65664, 67770, 71535, 72288, 72960, 76304, 80320, 82080, 85842, 90360, 95380, 96384, 108432, 109440, 114456, 120480, 128763, 131328, 135540, 143070, 144576, 152608, 160640, 164160, 171684, 180720, 190760, 192768, 214605, 216864, 218880, 228912, 240960, 257526, 271080, 286140, 289152, 305216, 321280, 328320, 343368, 361440, 381520, 429210, 433728, 457824, 481920, 515052, 542160, 572280, 578304, 610432, 643815, 656640, 686736, 722880, 763040, 858420, 867456, 915648, 963840, 1030104, 1084320, 1144560, 1220864, 1287630, 1373472, 1445760, 1526080, 1716840, 1734912, 1831296, 2060208, 2168640, 2289120, 2575260, 2746944, 2891520, 3052160, 3433680, 3662592, 4120416, 4337280, 4578240, 5150520, 5493888, 6104320, 6867360, 8240832, 8674560, 9156480, 10301040, 10987776, 13734720, 16481664, 18312960, 20602080, 27469440, 32963328, 41204160, 54938880, 82408320, 164816640]

約数ペア:

[(1, 164816640), (2, 82408320), (3, 54938880), (4, 41204160), (5, 32963328), (6, 27469440), (8, 20602080), (9, 18312960), (10, 16481664), (12, 13734720), (15, 10987776), (16, 10301040), (18, 9156480), (19, 8674560), (20, 8240832), (24, 6867360), (27, 6104320), (30, 5493888), (32, 5150520), (36, 4578240), (38, 4337280), (40, 4120416), (45, 3662592), (48, 3433680), (54, 3052160), (57, 2891520), (60, 2746944), (64, 2575260), (72, 2289120), (76, 2168640), (80, 2060208), (90, 1831296), (95, 1734912), (96, 1716840), (108, 1526080), (114, 1445760), (120, 1373472), (128, 1287630), (135, 1220864), (144, 1144560), (152, 1084320), (160, 1030104), (171, 963840), (180, 915648), (190, 867456), (192, 858420), (216, 763040), (228, 722880), (240, 686736), (251, 656640), (256, 643815), (270, 610432), (285, 578304), (288, 572280), (304, 542160), (320, 515052), (342, 481920), (360, 457824), (380, 433728), (384, 429210), (432, 381520), (456, 361440), (480, 343368), (502, 328320), (513, 321280), (540, 305216), (570, 289152), (576, 286140), (608, 271080), (640, 257526), (684, 240960), (720, 228912), (753, 218880), (760, 216864), (768, 214605), (855, 192768), (864, 190760), (912, 180720), (960, 171684), (1004, 164160), (1026, 160640), (1080, 152608), (1140, 144576), (1152, 143070), (1216, 135540), (1255, 131328), (1280, 128763), (1368, 120480), (1440, 114456), (1506, 109440), (1520, 108432), (1710, 96384), (1728, 95380), (1824, 90360), (1920, 85842), (2008, 82080), (2052, 80320), (2160, 76304), (2259, 72960), (2280, 72288), (2304, 71535), (2432, 67770), (2510, 65664), (2565, 64256), (2736, 60240), (2880, 57228), (3012, 54720), (3040, 54216), (3420, 48192), (3456, 47690), (3648, 45180), (3765, 43776), (3840, 42921), (4016, 41040), (4104, 40160), (4320, 38152), (4518, 36480), (4560, 36144), (4769, 34560), (4864, 33885), (5020, 32832), (5130, 32128), (5472, 30120), (5760, 28614), (6024, 27360), (6080, 27108), (6777, 24320), (6840, 24096), (6912, 23845), (7296, 22590), (7530, 21888), (8032, 20520), (8208, 20080), (8640, 19076), (9036, 18240), (9120, 18072), (9538, 17280), (10040, 16416), (10260, 16064), (10944, 15060), (11295, 14592), (11520, 14307), (12048, 13680), (12160, 13554)]