1999904760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:391

約数の個数: 384

約数和(自身を含む): 7746710400

約数和(自身を除く): 5746805640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 56, 60, 63, 70, 72, 74, 84, 89, 90, 105, 111, 120, 126, 140, 148, 168, 178, 180, 185, 210, 222, 241, 252, 259, 267, 280, 296, 315, 333, 356, 360, 370, 420, 444, 445, 482, 504, 518, 534, 555, 623, 630, 666, 712, 723, 740, 777, 801, 840, 888, 890, 964, 1036, 1068, 1110, 1205, 1246, 1260, 1295, 1332, 1335, 1446, 1480, 1554, 1602, 1665, 1687, 1780, 1869, 1928, 2072, 2136, 2169, 2220, 2331, 2410, 2492, 2520, 2590, 2664, 2670, 2892, 3108, 3115, 3204, 3293, 3330, 3374, 3560, 3615, 3738, 3885, 4005, 4338, 4440, 4662, 4820, 4984, 5061, 5180, 5340, 5607, 5784, 6216, 6230, 6408, 6586, 6660, 6748, 7230, 7476, 7770, 8010, 8435, 8676, 8917, 9324, 9345, 9640, 9879, 10122, 10360, 10680, 10845, 11214, 11655, 12460, 13172, 13320, 13496, 14460, 14952, 15183, 15540, 16020, 16465, 16870, 17352, 17834, 18648, 18690, 19758, 20244, 21449, 21690, 22428, 23051, 23310, 24920, 25305, 26344, 26751, 28035, 28920, 29637, 30366, 31080, 32040, 32930, 33740, 35668, 37380, 39516, 40488, 42898, 43380, 44585, 44856, 46102, 46620, 49395, 50610, 53502, 56070, 59274, 60732, 62419, 64347, 65860, 67480, 69153, 71336, 74760, 75915, 79032, 80253, 85796, 86760, 89170, 92204, 93240, 98790, 101220, 107004, 107245, 112140, 115255, 118548, 121464, 124838, 128694, 131720, 133755, 138306, 148185, 150143, 151830, 160506, 171592, 178340, 184408, 187257, 193041, 197580, 202440, 207459, 214008, 214490, 224280, 230510, 237096, 249676, 257388, 267510, 276612, 296370, 300286, 303660, 312095, 321012, 321735, 345765, 356680, 374514, 386082, 395160, 401265, 414918, 428980, 450429, 461020, 499352, 514776, 535020, 553224, 561771, 592740, 600572, 607320, 624190, 642024, 643470, 691530, 749028, 750715, 772164, 793613, 802530, 829836, 857960, 900858, 922040, 936285, 965205, 1037295, 1070040, 1123542, 1185480, 1201144, 1248380, 1286940, 1351287, 1383060, 1498056, 1501430, 1544328, 1587226, 1605060, 1659672, 1801716, 1872570, 1930410, 2074590, 2247084, 2252145, 2380839, 2496760, 2573880, 2702574, 2766120, 2808855, 3002860, 3174452, 3210120, 3603432, 3745140, 3860820, 3968065, 4149180, 4494168, 4504290, 4761678, 5405148, 5555291, 5617710, 6005720, 6348904, 6756435, 7142517, 7490280, 7721640, 7936130, 8298360, 9008580, 9523356, 10810296, 11110582, 11235420, 11904195, 13512870, 14285034, 15872260, 16665873, 18017160, 19046712, 22221164, 22470840, 23808390, 27025740, 27776455, 28570068, 31744520, 33331746, 35712585, 44442328, 47616780, 49997619, 54051480, 55552910, 57140136, 66663492, 71425170, 83329365, 95233560, 99995238, 111105820, 133326984, 142850340, 166658730, 199990476, 222211640, 249988095, 285700680, 333317460, 399980952, 499976190, 666634920, 999952380, 1999904760]

約数ペア:

[(1, 1999904760), (2, 999952380), (3, 666634920), (4, 499976190), (5, 399980952), (6, 333317460), (7, 285700680), (8, 249988095), (9, 222211640), (10, 199990476), (12, 166658730), (14, 142850340), (15, 133326984), (18, 111105820), (20, 99995238), (21, 95233560), (24, 83329365), (28, 71425170), (30, 66663492), (35, 57140136), (36, 55552910), (37, 54051480), (40, 49997619), (42, 47616780), (45, 44442328), (56, 35712585), (60, 33331746), (63, 31744520), (70, 28570068), (72, 27776455), (74, 27025740), (84, 23808390), (89, 22470840), (90, 22221164), (105, 19046712), (111, 18017160), (120, 16665873), (126, 15872260), (140, 14285034), (148, 13512870), (168, 11904195), (178, 11235420), (180, 11110582), (185, 10810296), (210, 9523356), (222, 9008580), (241, 8298360), (252, 7936130), (259, 7721640), (267, 7490280), (280, 7142517), (296, 6756435), (315, 6348904), (333, 6005720), (356, 5617710), (360, 5555291), (370, 5405148), (420, 4761678), (444, 4504290), (445, 4494168), (482, 4149180), (504, 3968065), (518, 3860820), (534, 3745140), (555, 3603432), (623, 3210120), (630, 3174452), (666, 3002860), (712, 2808855), (723, 2766120), (740, 2702574), (777, 2573880), (801, 2496760), (840, 2380839), (888, 2252145), (890, 2247084), (964, 2074590), (1036, 1930410), (1068, 1872570), (1110, 1801716), (1205, 1659672), (1246, 1605060), (1260, 1587226), (1295, 1544328), (1332, 1501430), (1335, 1498056), (1446, 1383060), (1480, 1351287), (1554, 1286940), (1602, 1248380), (1665, 1201144), (1687, 1185480), (1780, 1123542), (1869, 1070040), (1928, 1037295), (2072, 965205), (2136, 936285), (2169, 922040), (2220, 900858), (2331, 857960), (2410, 829836), (2492, 802530), (2520, 793613), (2590, 772164), (2664, 750715), (2670, 749028), (2892, 691530), (3108, 643470), (3115, 642024), (3204, 624190), (3293, 607320), (3330, 600572), (3374, 592740), (3560, 561771), (3615, 553224), (3738, 535020), (3885, 514776), (4005, 499352), (4338, 461020), (4440, 450429), (4662, 428980), (4820, 414918), (4984, 401265), (5061, 395160), (5180, 386082), (5340, 374514), (5607, 356680), (5784, 345765), (6216, 321735), (6230, 321012), (6408, 312095), (6586, 303660), (6660, 300286), (6748, 296370), (7230, 276612), (7476, 267510), (7770, 257388), (8010, 249676), (8435, 237096), (8676, 230510), (8917, 224280), (9324, 214490), (9345, 214008), (9640, 207459), (9879, 202440), (10122, 197580), (10360, 193041), (10680, 187257), (10845, 184408), (11214, 178340), (11655, 171592), (12460, 160506), (13172, 151830), (13320, 150143), (13496, 148185), (14460, 138306), (14952, 133755), (15183, 131720), (15540, 128694), (16020, 124838), (16465, 121464), (16870, 118548), (17352, 115255), (17834, 112140), (18648, 107245), (18690, 107004), (19758, 101220), (20244, 98790), (21449, 93240), (21690, 92204), (22428, 89170), (23051, 86760), (23310, 85796), (24920, 80253), (25305, 79032), (26344, 75915), (26751, 74760), (28035, 71336), (28920, 69153), (29637, 67480), (30366, 65860), (31080, 64347), (32040, 62419), (32930, 60732), (33740, 59274), (35668, 56070), (37380, 53502), (39516, 50610), (40488, 49395), (42898, 46620), (43380, 46102), (44585, 44856)]