4000321920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12941}}^1$

素因数の和:12993

約数の個数: 256

約数和(自身を含む): 15207367680

約数和(自身を除く): 11207045760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 276, 280, 320, 322, 336, 345, 368, 384, 420, 448, 460, 480, 483, 552, 560, 640, 644, 672, 690, 736, 805, 840, 896, 920, 960, 966, 1104, 1120, 1288, 1344, 1380, 1472, 1610, 1680, 1840, 1920, 1932, 2208, 2240, 2415, 2576, 2688, 2760, 2944, 3220, 3360, 3680, 3864, 4416, 4480, 4830, 5152, 5520, 6440, 6720, 7360, 7728, 8832, 9660, 10304, 11040, 12880, 12941, 13440, 14720, 15456, 19320, 20608, 22080, 25760, 25882, 30912, 38640, 38823, 44160, 51520, 51764, 61824, 64705, 77280, 77646, 90587, 103040, 103528, 129410, 154560, 155292, 181174, 194115, 207056, 258820, 271761, 297643, 309120, 310584, 362348, 388230, 414112, 452935, 517640, 543522, 595286, 621168, 724696, 776460, 828224, 892929, 905870, 1035280, 1087044, 1190572, 1242336, 1358805, 1449392, 1488215, 1552920, 1656448, 1785858, 1811740, 2070560, 2083501, 2174088, 2381144, 2484672, 2717610, 2898784, 2976430, 3105840, 3571716, 3623480, 4141120, 4167002, 4348176, 4464645, 4762288, 4969344, 5435220, 5797568, 5952860, 6211680, 6250503, 7143432, 7246960, 8282240, 8334004, 8696352, 8929290, 9524576, 10417505, 10870440, 11595136, 11905720, 12423360, 12501006, 14286864, 14493920, 16668008, 17392704, 17858580, 19049152, 20835010, 21740880, 23811440, 24846720, 25002012, 28573728, 28987840, 31252515, 33336016, 34785408, 35717160, 38098304, 41670020, 43481760, 47622880, 50004024, 57147456, 57975680, 62505030, 66672032, 71434320, 83340040, 86963520, 95245760, 100008048, 114294912, 125010060, 133344064, 142868640, 166680080, 173927040, 190491520, 200016096, 250020120, 266688128, 285737280, 333360160, 400032192, 500040240, 571474560, 666720320, 800064384, 1000080480, 1333440640, 2000160960, 4000321920]

約数ペア:

[(1, 4000321920), (2, 2000160960), (3, 1333440640), (4, 1000080480), (5, 800064384), (6, 666720320), (7, 571474560), (8, 500040240), (10, 400032192), (12, 333360160), (14, 285737280), (15, 266688128), (16, 250020120), (20, 200016096), (21, 190491520), (23, 173927040), (24, 166680080), (28, 142868640), (30, 133344064), (32, 125010060), (35, 114294912), (40, 100008048), (42, 95245760), (46, 86963520), (48, 83340040), (56, 71434320), (60, 66672032), (64, 62505030), (69, 57975680), (70, 57147456), (80, 50004024), (84, 47622880), (92, 43481760), (96, 41670020), (105, 38098304), (112, 35717160), (115, 34785408), (120, 33336016), (128, 31252515), (138, 28987840), (140, 28573728), (160, 25002012), (161, 24846720), (168, 23811440), (184, 21740880), (192, 20835010), (210, 19049152), (224, 17858580), (230, 17392704), (240, 16668008), (276, 14493920), (280, 14286864), (320, 12501006), (322, 12423360), (336, 11905720), (345, 11595136), (368, 10870440), (384, 10417505), (420, 9524576), (448, 8929290), (460, 8696352), (480, 8334004), (483, 8282240), (552, 7246960), (560, 7143432), (640, 6250503), (644, 6211680), (672, 5952860), (690, 5797568), (736, 5435220), (805, 4969344), (840, 4762288), (896, 4464645), (920, 4348176), (960, 4167002), (966, 4141120), (1104, 3623480), (1120, 3571716), (1288, 3105840), (1344, 2976430), (1380, 2898784), (1472, 2717610), (1610, 2484672), (1680, 2381144), (1840, 2174088), (1920, 2083501), (1932, 2070560), (2208, 1811740), (2240, 1785858), (2415, 1656448), (2576, 1552920), (2688, 1488215), (2760, 1449392), (2944, 1358805), (3220, 1242336), (3360, 1190572), (3680, 1087044), (3864, 1035280), (4416, 905870), (4480, 892929), (4830, 828224), (5152, 776460), (5520, 724696), (6440, 621168), (6720, 595286), (7360, 543522), (7728, 517640), (8832, 452935), (9660, 414112), (10304, 388230), (11040, 362348), (12880, 310584), (12941, 309120), (13440, 297643), (14720, 271761), (15456, 258820), (19320, 207056), (20608, 194115), (22080, 181174), (25760, 155292), (25882, 154560), (30912, 129410), (38640, 103528), (38823, 103040), (44160, 90587), (51520, 77646), (51764, 77280), (61824, 64705)]