20257676640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:843

約数の個数: 384

約数和(自身を含む): 73570775040

約数和(自身を除く): 53313098400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 216, 240, 248, 270, 279, 288, 310, 331, 360, 372, 432, 457, 465, 480, 496, 540, 558, 620, 662, 720, 744, 837, 864, 914, 930, 992, 993, 1080, 1116, 1240, 1324, 1371, 1395, 1440, 1488, 1655, 1674, 1828, 1860, 1986, 2160, 2232, 2285, 2480, 2648, 2742, 2790, 2976, 2979, 3310, 3348, 3656, 3720, 3972, 4113, 4185, 4320, 4464, 4570, 4960, 4965, 5296, 5484, 5580, 5958, 6620, 6696, 6855, 7312, 7440, 7944, 8226, 8370, 8928, 8937, 9140, 9930, 10261, 10592, 10968, 11160, 11916, 12339, 13240, 13392, 13710, 14167, 14624, 14880, 14895, 15888, 16452, 16740, 17874, 18280, 19860, 20522, 20565, 21936, 22320, 23832, 24678, 26480, 26784, 27420, 28334, 29790, 30783, 31776, 32904, 33480, 35748, 36560, 39720, 41044, 41130, 42501, 43872, 44640, 44685, 47664, 49356, 51305, 52960, 54840, 56668, 59580, 61566, 61695, 65808, 66960, 70835, 71496, 73120, 79440, 82088, 82260, 85002, 89370, 92349, 95328, 98712, 102610, 109680, 113336, 119160, 123132, 123390, 127503, 131616, 133920, 141670, 142992, 151267, 153915, 158880, 164176, 164520, 170004, 178740, 184698, 197424, 205220, 212505, 219360, 226672, 238320, 246264, 246780, 255006, 277047, 283340, 285984, 302534, 307830, 328352, 329040, 340008, 357480, 369396, 382509, 394848, 410440, 425010, 453344, 453801, 461745, 476640, 492528, 493560, 510012, 554094, 566680, 605068, 615660, 637515, 658080, 680016, 714960, 738792, 756335, 765018, 820880, 850020, 907602, 923490, 985056, 987120, 1020024, 1108188, 1133360, 1210136, 1231320, 1275030, 1360032, 1361403, 1385235, 1429920, 1477584, 1512670, 1530036, 1641760, 1700040, 1815204, 1846980, 1912545, 1974240, 2040048, 2216376, 2266720, 2269005, 2420272, 2462640, 2550060, 2722806, 2770470, 2955168, 3025340, 3060072, 3400080, 3630408, 3693960, 3825090, 4080096, 4084209, 4432752, 4538010, 4689277, 4840544, 4925280, 5100120, 5445612, 5540940, 6050680, 6120144, 6800160, 6807015, 7260816, 7387920, 7650180, 8168418, 8865504, 9076020, 9378554, 10200240, 10891224, 11081880, 12101360, 12240288, 13614030, 14067831, 14521632, 14775840, 15300360, 16336836, 18152040, 18757108, 20400480, 20421045, 21782448, 22163760, 23446385, 24202720, 27228060, 28135662, 30600720, 32673672, 36304080, 37514216, 40842090, 42203493, 43564896, 44327520, 46892770, 54456120, 56271324, 61201440, 65347344, 70339155, 72608160, 75028432, 81684180, 84406986, 93785540, 108912240, 112542648, 126610479, 130694688, 140678310, 150056864, 163368360, 168813972, 187571080, 211017465, 217824480, 225085296, 253220958, 281356620, 326736720, 337627944, 375142160, 422034930, 450170592, 506441916, 562713240, 633052395, 653473440, 675255888, 750284320, 844069860, 1012883832, 1125426480, 1266104790, 1350511776, 1688139720, 2025767664, 2250852960, 2532209580, 3376279440, 4051535328, 5064419160, 6752558880, 10128838320, 20257676640]

約数ペア:

[(1, 20257676640), (2, 10128838320), (3, 6752558880), (4, 5064419160), (5, 4051535328), (6, 3376279440), (8, 2532209580), (9, 2250852960), (10, 2025767664), (12, 1688139720), (15, 1350511776), (16, 1266104790), (18, 1125426480), (20, 1012883832), (24, 844069860), (27, 750284320), (30, 675255888), (31, 653473440), (32, 633052395), (36, 562713240), (40, 506441916), (45, 450170592), (48, 422034930), (54, 375142160), (60, 337627944), (62, 326736720), (72, 281356620), (80, 253220958), (90, 225085296), (93, 217824480), (96, 211017465), (108, 187571080), (120, 168813972), (124, 163368360), (135, 150056864), (144, 140678310), (155, 130694688), (160, 126610479), (180, 112542648), (186, 108912240), (216, 93785540), (240, 84406986), (248, 81684180), (270, 75028432), (279, 72608160), (288, 70339155), (310, 65347344), (331, 61201440), (360, 56271324), (372, 54456120), (432, 46892770), (457, 44327520), (465, 43564896), (480, 42203493), (496, 40842090), (540, 37514216), (558, 36304080), (620, 32673672), (662, 30600720), (720, 28135662), (744, 27228060), (837, 24202720), (864, 23446385), (914, 22163760), (930, 21782448), (992, 20421045), (993, 20400480), (1080, 18757108), (1116, 18152040), (1240, 16336836), (1324, 15300360), (1371, 14775840), (1395, 14521632), (1440, 14067831), (1488, 13614030), (1655, 12240288), (1674, 12101360), (1828, 11081880), (1860, 10891224), (1986, 10200240), (2160, 9378554), (2232, 9076020), (2285, 8865504), (2480, 8168418), (2648, 7650180), (2742, 7387920), (2790, 7260816), (2976, 6807015), (2979, 6800160), (3310, 6120144), (3348, 6050680), (3656, 5540940), (3720, 5445612), (3972, 5100120), (4113, 4925280), (4185, 4840544), (4320, 4689277), (4464, 4538010), (4570, 4432752), (4960, 4084209), (4965, 4080096), (5296, 3825090), (5484, 3693960), (5580, 3630408), (5958, 3400080), (6620, 3060072), (6696, 3025340), (6855, 2955168), (7312, 2770470), (7440, 2722806), (7944, 2550060), (8226, 2462640), (8370, 2420272), (8928, 2269005), (8937, 2266720), (9140, 2216376), (9930, 2040048), (10261, 1974240), (10592, 1912545), (10968, 1846980), (11160, 1815204), (11916, 1700040), (12339, 1641760), (13240, 1530036), (13392, 1512670), (13710, 1477584), (14167, 1429920), (14624, 1385235), (14880, 1361403), (14895, 1360032), (15888, 1275030), (16452, 1231320), (16740, 1210136), (17874, 1133360), (18280, 1108188), (19860, 1020024), (20522, 987120), (20565, 985056), (21936, 923490), (22320, 907602), (23832, 850020), (24678, 820880), (26480, 765018), (26784, 756335), (27420, 738792), (28334, 714960), (29790, 680016), (30783, 658080), (31776, 637515), (32904, 615660), (33480, 605068), (35748, 566680), (36560, 554094), (39720, 510012), (41044, 493560), (41130, 492528), (42501, 476640), (43872, 461745), (44640, 453801), (44685, 453344), (47664, 425010), (49356, 410440), (51305, 394848), (52960, 382509), (54840, 369396), (56668, 357480), (59580, 340008), (61566, 329040), (61695, 328352), (65808, 307830), (66960, 302534), (70835, 285984), (71496, 283340), (73120, 277047), (79440, 255006), (82088, 246780), (82260, 246264), (85002, 238320), (89370, 226672), (92349, 219360), (95328, 212505), (98712, 205220), (102610, 197424), (109680, 184698), (113336, 178740), (119160, 170004), (123132, 164520), (123390, 164176), (127503, 158880), (131616, 153915), (133920, 151267), (141670, 142992)]