1978919040

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2017}}^1$

素因数の和:2119

約数の個数: 256

約数和(自身を含む): 7311294720

約数和(自身を除く): 5332375680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 73, 80, 84, 96, 105, 112, 120, 128, 140, 146, 160, 168, 192, 210, 219, 224, 240, 280, 292, 320, 336, 365, 384, 420, 438, 448, 480, 511, 560, 584, 640, 672, 730, 840, 876, 896, 960, 1022, 1095, 1120, 1168, 1344, 1460, 1533, 1680, 1752, 1920, 2017, 2044, 2190, 2240, 2336, 2555, 2688, 2920, 3066, 3360, 3504, 4034, 4088, 4380, 4480, 4672, 5110, 5840, 6051, 6132, 6720, 7008, 7665, 8068, 8176, 8760, 9344, 10085, 10220, 11680, 12102, 12264, 13440, 14016, 14119, 15330, 16136, 16352, 17520, 20170, 20440, 23360, 24204, 24528, 28032, 28238, 30255, 30660, 32272, 32704, 35040, 40340, 40880, 42357, 46720, 48408, 49056, 56476, 60510, 61320, 64544, 65408, 70080, 70595, 80680, 81760, 84714, 96816, 98112, 112952, 121020, 122640, 129088, 140160, 141190, 147241, 161360, 163520, 169428, 193632, 196224, 211785, 225904, 242040, 245280, 258176, 282380, 294482, 322720, 327040, 338856, 387264, 423570, 441723, 451808, 484080, 490560, 564760, 588964, 645440, 677712, 736205, 774528, 847140, 883446, 903616, 968160, 981120, 1030687, 1129520, 1177928, 1290880, 1355424, 1472410, 1694280, 1766892, 1807232, 1936320, 2061374, 2208615, 2259040, 2355856, 2710848, 2944820, 3092061, 3388560, 3533784, 3872640, 4122748, 4417230, 4518080, 4711712, 5153435, 5421696, 5889640, 6184122, 6777120, 7067568, 8245496, 8834460, 9036160, 9423424, 10306870, 11779280, 12368244, 13554240, 14135136, 15460305, 16490992, 17668920, 18846848, 20613740, 23558560, 24736488, 27108480, 28270272, 30920610, 32981984, 35337840, 41227480, 47117120, 49472976, 56540544, 61841220, 65963968, 70675680, 82454960, 94234240, 98945952, 123682440, 131927936, 141351360, 164909920, 197891904, 247364880, 282702720, 329819840, 395783808, 494729760, 659639680, 989459520, 1978919040]

約数ペア:

[(1, 1978919040), (2, 989459520), (3, 659639680), (4, 494729760), (5, 395783808), (6, 329819840), (7, 282702720), (8, 247364880), (10, 197891904), (12, 164909920), (14, 141351360), (15, 131927936), (16, 123682440), (20, 98945952), (21, 94234240), (24, 82454960), (28, 70675680), (30, 65963968), (32, 61841220), (35, 56540544), (40, 49472976), (42, 47117120), (48, 41227480), (56, 35337840), (60, 32981984), (64, 30920610), (70, 28270272), (73, 27108480), (80, 24736488), (84, 23558560), (96, 20613740), (105, 18846848), (112, 17668920), (120, 16490992), (128, 15460305), (140, 14135136), (146, 13554240), (160, 12368244), (168, 11779280), (192, 10306870), (210, 9423424), (219, 9036160), (224, 8834460), (240, 8245496), (280, 7067568), (292, 6777120), (320, 6184122), (336, 5889640), (365, 5421696), (384, 5153435), (420, 4711712), (438, 4518080), (448, 4417230), (480, 4122748), (511, 3872640), (560, 3533784), (584, 3388560), (640, 3092061), (672, 2944820), (730, 2710848), (840, 2355856), (876, 2259040), (896, 2208615), (960, 2061374), (1022, 1936320), (1095, 1807232), (1120, 1766892), (1168, 1694280), (1344, 1472410), (1460, 1355424), (1533, 1290880), (1680, 1177928), (1752, 1129520), (1920, 1030687), (2017, 981120), (2044, 968160), (2190, 903616), (2240, 883446), (2336, 847140), (2555, 774528), (2688, 736205), (2920, 677712), (3066, 645440), (3360, 588964), (3504, 564760), (4034, 490560), (4088, 484080), (4380, 451808), (4480, 441723), (4672, 423570), (5110, 387264), (5840, 338856), (6051, 327040), (6132, 322720), (6720, 294482), (7008, 282380), (7665, 258176), (8068, 245280), (8176, 242040), (8760, 225904), (9344, 211785), (10085, 196224), (10220, 193632), (11680, 169428), (12102, 163520), (12264, 161360), (13440, 147241), (14016, 141190), (14119, 140160), (15330, 129088), (16136, 122640), (16352, 121020), (17520, 112952), (20170, 98112), (20440, 96816), (23360, 84714), (24204, 81760), (24528, 80680), (28032, 70595), (28238, 70080), (30255, 65408), (30660, 64544), (32272, 61320), (32704, 60510), (35040, 56476), (40340, 49056), (40880, 48408), (42357, 46720)]