20212487400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2351}}^1$

素因数の和:2489

約数の個数: 384

約数和(自身を含む): 75595161600

約数和(自身を除く): 55382674200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 25, 28, 30, 35, 40, 42, 46, 50, 56, 60, 69, 70, 75, 84, 89, 92, 100, 105, 115, 120, 138, 140, 150, 161, 168, 175, 178, 184, 200, 210, 230, 267, 276, 280, 300, 322, 345, 350, 356, 420, 445, 460, 483, 525, 534, 552, 575, 600, 623, 644, 690, 700, 712, 805, 840, 890, 920, 966, 1050, 1068, 1150, 1246, 1288, 1335, 1380, 1400, 1610, 1725, 1780, 1869, 1932, 2047, 2100, 2136, 2225, 2300, 2351, 2415, 2492, 2670, 2760, 3115, 3220, 3450, 3560, 3738, 3864, 4025, 4094, 4200, 4450, 4600, 4702, 4830, 4984, 5340, 6141, 6230, 6440, 6675, 6900, 7053, 7476, 8050, 8188, 8900, 9345, 9404, 9660, 10235, 10680, 11755, 12075, 12282, 12460, 13350, 13800, 14106, 14329, 14952, 15575, 16100, 16376, 16457, 17800, 18690, 18808, 19320, 20470, 23510, 24150, 24564, 24920, 26700, 28212, 28658, 30705, 31150, 32200, 32914, 35265, 37380, 40940, 42987, 46725, 47020, 48300, 49128, 49371, 51175, 53400, 54073, 56424, 57316, 58775, 61410, 62300, 65828, 70530, 71645, 74760, 81880, 82285, 85974, 93450, 94040, 96600, 98742, 102350, 108146, 114632, 117550, 122820, 124600, 131656, 141060, 143290, 153525, 162219, 164570, 171948, 176325, 186900, 197484, 204700, 209239, 214935, 216292, 235100, 245640, 246855, 270365, 282120, 286580, 307050, 324438, 329140, 343896, 352650, 358225, 373800, 378511, 394968, 409400, 411425, 418478, 429870, 432584, 470200, 493710, 540730, 573160, 614100, 627717, 648876, 658280, 705300, 716450, 757022, 811095, 822850, 836956, 859740, 987420, 1046195, 1074675, 1081460, 1135533, 1228200, 1234275, 1255434, 1297752, 1351825, 1410600, 1432900, 1464673, 1514044, 1622190, 1645700, 1673912, 1719480, 1892555, 1974840, 2092390, 2149350, 2162920, 2271066, 2468550, 2510868, 2703650, 2865800, 2929346, 3028088, 3138585, 3244380, 3291400, 3785110, 4055475, 4184780, 4298700, 4394019, 4542132, 4812497, 4937100, 5021736, 5230975, 5407300, 5677665, 5858692, 6277170, 6488760, 7323365, 7570220, 8110950, 8369560, 8597400, 8788038, 9084264, 9462775, 9624994, 9874200, 10461950, 10814600, 11355330, 11717384, 12554340, 14437491, 14646730, 15140440, 15692925, 16221900, 17576076, 18925550, 19249988, 20923900, 21970095, 22710660, 24062485, 25108680, 28388325, 28874982, 29293460, 31385850, 32443800, 33687479, 35152152, 36616825, 37851100, 38499976, 41847800, 43940190, 45421320, 48124970, 56776650, 57749964, 58586920, 62771700, 67374958, 72187455, 73233650, 75702200, 87880380, 96249940, 101062437, 109850475, 113553300, 115499928, 120312425, 125543400, 134749916, 144374910, 146467300, 168437395, 175760760, 192499880, 202124874, 219700950, 227106600, 240624850, 269499832, 288749820, 292934600, 336874790, 360937275, 404249748, 439401900, 481249700, 505312185, 577499640, 673749580, 721874550, 808499496, 842186975, 878803800, 962499400, 1010624370, 1347499160, 1443749100, 1684373950, 2021248740, 2526560925, 2887498200, 3368747900, 4042497480, 5053121850, 6737495800, 10106243700, 20212487400]

約数ペア:

[(1, 20212487400), (2, 10106243700), (3, 6737495800), (4, 5053121850), (5, 4042497480), (6, 3368747900), (7, 2887498200), (8, 2526560925), (10, 2021248740), (12, 1684373950), (14, 1443749100), (15, 1347499160), (20, 1010624370), (21, 962499400), (23, 878803800), (24, 842186975), (25, 808499496), (28, 721874550), (30, 673749580), (35, 577499640), (40, 505312185), (42, 481249700), (46, 439401900), (50, 404249748), (56, 360937275), (60, 336874790), (69, 292934600), (70, 288749820), (75, 269499832), (84, 240624850), (89, 227106600), (92, 219700950), (100, 202124874), (105, 192499880), (115, 175760760), (120, 168437395), (138, 146467300), (140, 144374910), (150, 134749916), (161, 125543400), (168, 120312425), (175, 115499928), (178, 113553300), (184, 109850475), (200, 101062437), (210, 96249940), (230, 87880380), (267, 75702200), (276, 73233650), (280, 72187455), (300, 67374958), (322, 62771700), (345, 58586920), (350, 57749964), (356, 56776650), (420, 48124970), (445, 45421320), (460, 43940190), (483, 41847800), (525, 38499976), (534, 37851100), (552, 36616825), (575, 35152152), (600, 33687479), (623, 32443800), (644, 31385850), (690, 29293460), (700, 28874982), (712, 28388325), (805, 25108680), (840, 24062485), (890, 22710660), (920, 21970095), (966, 20923900), (1050, 19249988), (1068, 18925550), (1150, 17576076), (1246, 16221900), (1288, 15692925), (1335, 15140440), (1380, 14646730), (1400, 14437491), (1610, 12554340), (1725, 11717384), (1780, 11355330), (1869, 10814600), (1932, 10461950), (2047, 9874200), (2100, 9624994), (2136, 9462775), (2225, 9084264), (2300, 8788038), (2351, 8597400), (2415, 8369560), (2492, 8110950), (2670, 7570220), (2760, 7323365), (3115, 6488760), (3220, 6277170), (3450, 5858692), (3560, 5677665), (3738, 5407300), (3864, 5230975), (4025, 5021736), (4094, 4937100), (4200, 4812497), (4450, 4542132), (4600, 4394019), (4702, 4298700), (4830, 4184780), (4984, 4055475), (5340, 3785110), (6141, 3291400), (6230, 3244380), (6440, 3138585), (6675, 3028088), (6900, 2929346), (7053, 2865800), (7476, 2703650), (8050, 2510868), (8188, 2468550), (8900, 2271066), (9345, 2162920), (9404, 2149350), (9660, 2092390), (10235, 1974840), (10680, 1892555), (11755, 1719480), (12075, 1673912), (12282, 1645700), (12460, 1622190), (13350, 1514044), (13800, 1464673), (14106, 1432900), (14329, 1410600), (14952, 1351825), (15575, 1297752), (16100, 1255434), (16376, 1234275), (16457, 1228200), (17800, 1135533), (18690, 1081460), (18808, 1074675), (19320, 1046195), (20470, 987420), (23510, 859740), (24150, 836956), (24564, 822850), (24920, 811095), (26700, 757022), (28212, 716450), (28658, 705300), (30705, 658280), (31150, 648876), (32200, 627717), (32914, 614100), (35265, 573160), (37380, 540730), (40940, 493710), (42987, 470200), (46725, 432584), (47020, 429870), (48300, 418478), (49128, 411425), (49371, 409400), (51175, 394968), (53400, 378511), (54073, 373800), (56424, 358225), (57316, 352650), (58775, 343896), (61410, 329140), (62300, 324438), (65828, 307050), (70530, 286580), (71645, 282120), (74760, 270365), (81880, 246855), (82285, 245640), (85974, 235100), (93450, 216292), (94040, 214935), (96600, 209239), (98742, 204700), (102350, 197484), (108146, 186900), (114632, 176325), (117550, 171948), (122820, 164570), (124600, 162219), (131656, 153525), (141060, 143290)]