689212080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:728

約数の個数: 240

約数和(自身を含む): 2469841920

約数和(自身を除く): 1780629840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 83, 90, 95, 114, 120, 144, 152, 166, 171, 180, 190, 228, 240, 249, 285, 304, 332, 342, 360, 380, 415, 456, 498, 570, 607, 664, 684, 720, 747, 760, 830, 855, 912, 996, 1140, 1214, 1245, 1328, 1368, 1494, 1520, 1577, 1660, 1710, 1821, 1992, 2280, 2428, 2490, 2736, 2988, 3035, 3154, 3320, 3420, 3642, 3735, 3984, 4560, 4731, 4856, 4980, 5463, 5976, 6070, 6308, 6640, 6840, 7284, 7470, 7885, 9105, 9462, 9712, 9960, 10926, 11533, 11952, 12140, 12616, 13680, 14193, 14568, 14940, 15770, 18210, 18924, 19920, 21852, 23066, 23655, 24280, 25232, 27315, 28386, 29136, 29880, 31540, 34599, 36420, 37848, 43704, 46132, 47310, 48560, 50381, 54630, 56772, 57665, 59760, 63080, 69198, 70965, 72840, 75696, 87408, 92264, 94620, 100762, 103797, 109260, 113544, 115330, 126160, 138396, 141930, 145680, 151143, 172995, 184528, 189240, 201524, 207594, 218520, 227088, 230660, 251905, 276792, 283860, 302286, 345990, 378480, 403048, 415188, 437040, 453429, 461320, 503810, 518985, 553584, 567720, 604572, 691980, 755715, 806096, 830376, 906858, 922640, 957239, 1007620, 1037970, 1135440, 1209144, 1383960, 1511430, 1660752, 1813716, 1914478, 2015240, 2075940, 2267145, 2418288, 2767920, 2871717, 3022860, 3627432, 3828956, 4030480, 4151880, 4534290, 4786195, 5743434, 6045720, 7254864, 7657912, 8303760, 8615151, 9068580, 9572390, 11486868, 12091440, 14358585, 15315824, 17230302, 18137160, 19144780, 22973736, 28717170, 34460604, 36274320, 38289560, 43075755, 45947472, 57434340, 68921208, 76579120, 86151510, 114868680, 137842416, 172303020, 229737360, 344606040, 689212080]

約数ペア:

[(1, 689212080), (2, 344606040), (3, 229737360), (4, 172303020), (5, 137842416), (6, 114868680), (8, 86151510), (9, 76579120), (10, 68921208), (12, 57434340), (15, 45947472), (16, 43075755), (18, 38289560), (19, 36274320), (20, 34460604), (24, 28717170), (30, 22973736), (36, 19144780), (38, 18137160), (40, 17230302), (45, 15315824), (48, 14358585), (57, 12091440), (60, 11486868), (72, 9572390), (76, 9068580), (80, 8615151), (83, 8303760), (90, 7657912), (95, 7254864), (114, 6045720), (120, 5743434), (144, 4786195), (152, 4534290), (166, 4151880), (171, 4030480), (180, 3828956), (190, 3627432), (228, 3022860), (240, 2871717), (249, 2767920), (285, 2418288), (304, 2267145), (332, 2075940), (342, 2015240), (360, 1914478), (380, 1813716), (415, 1660752), (456, 1511430), (498, 1383960), (570, 1209144), (607, 1135440), (664, 1037970), (684, 1007620), (720, 957239), (747, 922640), (760, 906858), (830, 830376), (855, 806096), (912, 755715), (996, 691980), (1140, 604572), (1214, 567720), (1245, 553584), (1328, 518985), (1368, 503810), (1494, 461320), (1520, 453429), (1577, 437040), (1660, 415188), (1710, 403048), (1821, 378480), (1992, 345990), (2280, 302286), (2428, 283860), (2490, 276792), (2736, 251905), (2988, 230660), (3035, 227088), (3154, 218520), (3320, 207594), (3420, 201524), (3642, 189240), (3735, 184528), (3984, 172995), (4560, 151143), (4731, 145680), (4856, 141930), (4980, 138396), (5463, 126160), (5976, 115330), (6070, 113544), (6308, 109260), (6640, 103797), (6840, 100762), (7284, 94620), (7470, 92264), (7885, 87408), (9105, 75696), (9462, 72840), (9712, 70965), (9960, 69198), (10926, 63080), (11533, 59760), (11952, 57665), (12140, 56772), (12616, 54630), (13680, 50381), (14193, 48560), (14568, 47310), (14940, 46132), (15770, 43704), (18210, 37848), (18924, 36420), (19920, 34599), (21852, 31540), (23066, 29880), (23655, 29136), (24280, 28386), (25232, 27315)]