77811840

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 320

約数和(自身を含む): 296208000

約数和(自身を除く): 218396160

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, 79, 80, 81, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 158, 160, 162, 171, 180, 190, 192, 216, 228, 237, 240, 270, 285, 288, 304, 316, 320, 324, 342, 360, 380, 384, 395, 405, 432, 456, 474, 480, 513, 540, 570, 576, 608, 632, 640, 648, 684, 711, 720, 760, 790, 810, 855, 864, 912, 948, 960, 1026, 1080, 1140, 1152, 1185, 1216, 1264, 1296, 1368, 1422, 1440, 1501, 1520, 1539, 1580, 1620, 1710, 1728, 1824, 1896, 1920, 2052, 2133, 2160, 2280, 2370, 2432, 2528, 2565, 2592, 2736, 2844, 2880, 3002, 3040, 3078, 3160, 3240, 3420, 3456, 3555, 3648, 3792, 4104, 4266, 4320, 4503, 4560, 4740, 5056, 5130, 5184, 5472, 5688, 5760, 6004, 6080, 6156, 6320, 6399, 6480, 6840, 7110, 7296, 7505, 7584, 7695, 8208, 8532, 8640, 9006, 9120, 9480, 10112, 10260, 10368, 10665, 10944, 11376, 12008, 12160, 12312, 12640, 12798, 12960, 13509, 13680, 14220, 15010, 15168, 15390, 16416, 17064, 17280, 18012, 18240, 18960, 20520, 21330, 21888, 22515, 22752, 24016, 24624, 25280, 25596, 25920, 27018, 27360, 28440, 30020, 30336, 30780, 31995, 32832, 34128, 36024, 36480, 37920, 40527, 41040, 42660, 45030, 45504, 48032, 49248, 50560, 51192, 51840, 54036, 54720, 56880, 60040, 61560, 63990, 65664, 67545, 68256, 72048, 75840, 81054, 82080, 85320, 90060, 91008, 96064, 98496, 102384, 108072, 109440, 113760, 120080, 121581, 123120, 127980, 135090, 136512, 144096, 151680, 162108, 164160, 170640, 180120, 192128, 196992, 202635, 204768, 216144, 227520, 240160, 243162, 246240, 255960, 270180, 273024, 288192, 324216, 328320, 341280, 360240, 405270, 409536, 432288, 455040, 480320, 486324, 492480, 511920, 540360, 576384, 607905, 648432, 682560, 720480, 810540, 819072, 864576, 960640, 972648, 984960, 1023840, 1080720, 1215810, 1296864, 1365120, 1440960, 1621080, 1729152, 1945296, 2047680, 2161440, 2431620, 2593728, 2881920, 3242160, 3890592, 4095360, 4322880, 4863240, 5187456, 6484320, 7781184, 8645760, 9726480, 12968640, 15562368, 19452960, 25937280, 38905920, 77811840]

約数ペア:

[(1, 77811840), (2, 38905920), (3, 25937280), (4, 19452960), (5, 15562368), (6, 12968640), (8, 9726480), (9, 8645760), (10, 7781184), (12, 6484320), (15, 5187456), (16, 4863240), (18, 4322880), (19, 4095360), (20, 3890592), (24, 3242160), (27, 2881920), (30, 2593728), (32, 2431620), (36, 2161440), (38, 2047680), (40, 1945296), (45, 1729152), (48, 1621080), (54, 1440960), (57, 1365120), (60, 1296864), (64, 1215810), (72, 1080720), (76, 1023840), (79, 984960), (80, 972648), (81, 960640), (90, 864576), (95, 819072), (96, 810540), (108, 720480), (114, 682560), (120, 648432), (128, 607905), (135, 576384), (144, 540360), (152, 511920), (158, 492480), (160, 486324), (162, 480320), (171, 455040), (180, 432288), (190, 409536), (192, 405270), (216, 360240), (228, 341280), (237, 328320), (240, 324216), (270, 288192), (285, 273024), (288, 270180), (304, 255960), (316, 246240), (320, 243162), (324, 240160), (342, 227520), (360, 216144), (380, 204768), (384, 202635), (395, 196992), (405, 192128), (432, 180120), (456, 170640), (474, 164160), (480, 162108), (513, 151680), (540, 144096), (570, 136512), (576, 135090), (608, 127980), (632, 123120), (640, 121581), (648, 120080), (684, 113760), (711, 109440), (720, 108072), (760, 102384), (790, 98496), (810, 96064), (855, 91008), (864, 90060), (912, 85320), (948, 82080), (960, 81054), (1026, 75840), (1080, 72048), (1140, 68256), (1152, 67545), (1185, 65664), (1216, 63990), (1264, 61560), (1296, 60040), (1368, 56880), (1422, 54720), (1440, 54036), (1501, 51840), (1520, 51192), (1539, 50560), (1580, 49248), (1620, 48032), (1710, 45504), (1728, 45030), (1824, 42660), (1896, 41040), (1920, 40527), (2052, 37920), (2133, 36480), (2160, 36024), (2280, 34128), (2370, 32832), (2432, 31995), (2528, 30780), (2565, 30336), (2592, 30020), (2736, 28440), (2844, 27360), (2880, 27018), (3002, 25920), (3040, 25596), (3078, 25280), (3160, 24624), (3240, 24016), (3420, 22752), (3456, 22515), (3555, 21888), (3648, 21330), (3792, 20520), (4104, 18960), (4266, 18240), (4320, 18012), (4503, 17280), (4560, 17064), (4740, 16416), (5056, 15390), (5130, 15168), (5184, 15010), (5472, 14220), (5688, 13680), (5760, 13509), (6004, 12960), (6080, 12798), (6156, 12640), (6320, 12312), (6399, 12160), (6480, 12008), (6840, 11376), (7110, 10944), (7296, 10665), (7505, 10368), (7584, 10260), (7695, 10112), (8208, 9480), (8532, 9120), (8640, 9006)]