21131531520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21751}}^1$

素因数の和:21809

約数の個数: 288

約数和(自身を含む): 76828760064

約数和(自身を除く): 55697228544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 32, 33, 40, 44, 46, 48, 55, 60, 64, 66, 69, 80, 88, 92, 96, 110, 115, 120, 128, 132, 138, 160, 165, 176, 184, 192, 220, 230, 240, 253, 256, 264, 276, 320, 330, 345, 352, 368, 384, 440, 460, 480, 506, 528, 552, 640, 660, 690, 704, 736, 759, 768, 880, 920, 960, 1012, 1056, 1104, 1265, 1280, 1320, 1380, 1408, 1472, 1518, 1760, 1840, 1920, 2024, 2112, 2208, 2530, 2640, 2760, 2816, 2944, 3036, 3520, 3680, 3795, 3840, 4048, 4224, 4416, 5060, 5280, 5520, 5888, 6072, 7040, 7360, 7590, 8096, 8448, 8832, 10120, 10560, 11040, 12144, 14080, 14720, 15180, 16192, 17664, 20240, 21120, 21751, 22080, 24288, 29440, 30360, 32384, 40480, 42240, 43502, 44160, 48576, 60720, 64768, 65253, 80960, 87004, 88320, 97152, 108755, 121440, 130506, 161920, 174008, 194304, 217510, 239261, 242880, 261012, 323840, 326265, 348016, 435020, 478522, 485760, 500273, 522024, 652530, 696032, 717783, 870040, 957044, 971520, 1000546, 1044048, 1196305, 1305060, 1392064, 1435566, 1500819, 1740080, 1914088, 2001092, 2088096, 2392610, 2501365, 2610120, 2784128, 2871132, 3001638, 3480160, 3588915, 3828176, 4002184, 4176192, 4785220, 5002730, 5220240, 5503003, 5568256, 5742264, 6003276, 6960320, 7177830, 7504095, 7656352, 8004368, 8352384, 9570440, 10005460, 10440480, 11006006, 11484528, 12006552, 13920640, 14355660, 15008190, 15312704, 16008736, 16509009, 16704768, 19140880, 20010920, 20880960, 22012012, 22969056, 24013104, 27515015, 27841280, 28711320, 30016380, 30625408, 32017472, 33018018, 38281760, 40021840, 41761920, 44024024, 45938112, 48026208, 55030030, 57422640, 60032760, 61250816, 64034944, 66036036, 76563520, 80043680, 82545045, 83523840, 88048048, 91876224, 96052416, 110060060, 114845280, 120065520, 128069888, 132072072, 153127040, 160087360, 165090090, 176096096, 183752448, 192104832, 220120120, 229690560, 240131040, 264144144, 306254080, 320174720, 330180180, 352192192, 384209664, 440240240, 459381120, 480262080, 528288288, 640349440, 660360360, 704384384, 880480480, 918762240, 960524160, 1056576576, 1320720720, 1408768768, 1760960960, 1921048320, 2113153152, 2641441440, 3521921920, 4226306304, 5282882880, 7043843840, 10565765760, 21131531520]

約数ペア:

[(1, 21131531520), (2, 10565765760), (3, 7043843840), (4, 5282882880), (5, 4226306304), (6, 3521921920), (8, 2641441440), (10, 2113153152), (11, 1921048320), (12, 1760960960), (15, 1408768768), (16, 1320720720), (20, 1056576576), (22, 960524160), (23, 918762240), (24, 880480480), (30, 704384384), (32, 660360360), (33, 640349440), (40, 528288288), (44, 480262080), (46, 459381120), (48, 440240240), (55, 384209664), (60, 352192192), (64, 330180180), (66, 320174720), (69, 306254080), (80, 264144144), (88, 240131040), (92, 229690560), (96, 220120120), (110, 192104832), (115, 183752448), (120, 176096096), (128, 165090090), (132, 160087360), (138, 153127040), (160, 132072072), (165, 128069888), (176, 120065520), (184, 114845280), (192, 110060060), (220, 96052416), (230, 91876224), (240, 88048048), (253, 83523840), (256, 82545045), (264, 80043680), (276, 76563520), (320, 66036036), (330, 64034944), (345, 61250816), (352, 60032760), (368, 57422640), (384, 55030030), (440, 48026208), (460, 45938112), (480, 44024024), (506, 41761920), (528, 40021840), (552, 38281760), (640, 33018018), (660, 32017472), (690, 30625408), (704, 30016380), (736, 28711320), (759, 27841280), (768, 27515015), (880, 24013104), (920, 22969056), (960, 22012012), (1012, 20880960), (1056, 20010920), (1104, 19140880), (1265, 16704768), (1280, 16509009), (1320, 16008736), (1380, 15312704), (1408, 15008190), (1472, 14355660), (1518, 13920640), (1760, 12006552), (1840, 11484528), (1920, 11006006), (2024, 10440480), (2112, 10005460), (2208, 9570440), (2530, 8352384), (2640, 8004368), (2760, 7656352), (2816, 7504095), (2944, 7177830), (3036, 6960320), (3520, 6003276), (3680, 5742264), (3795, 5568256), (3840, 5503003), (4048, 5220240), (4224, 5002730), (4416, 4785220), (5060, 4176192), (5280, 4002184), (5520, 3828176), (5888, 3588915), (6072, 3480160), (7040, 3001638), (7360, 2871132), (7590, 2784128), (8096, 2610120), (8448, 2501365), (8832, 2392610), (10120, 2088096), (10560, 2001092), (11040, 1914088), (12144, 1740080), (14080, 1500819), (14720, 1435566), (15180, 1392064), (16192, 1305060), (17664, 1196305), (20240, 1044048), (21120, 1000546), (21751, 971520), (22080, 957044), (24288, 870040), (29440, 717783), (30360, 696032), (32384, 652530), (40480, 522024), (42240, 500273), (43502, 485760), (44160, 478522), (48576, 435020), (60720, 348016), (64768, 326265), (65253, 323840), (80960, 261012), (87004, 242880), (88320, 239261), (97152, 217510), (108755, 194304), (121440, 174008), (130506, 161920)]