778535280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15671}}^1$

素因数の和:15716

約数の個数: 160

約数和(自身を含む): 2798392320

約数和(自身を除く): 2019857040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1656, 1840, 2070, 2160, 2484, 2760, 3105, 3312, 4140, 4968, 5520, 6210, 8280, 9936, 12420, 15671, 16560, 24840, 31342, 47013, 49680, 62684, 78355, 94026, 125368, 141039, 156710, 188052, 235065, 250736, 282078, 313420, 360433, 376104, 423117, 470130, 564156, 626840, 705195, 720866, 752208, 846234, 940260, 1081299, 1128312, 1253680, 1410390, 1441732, 1692468, 1802165, 1880520, 2115585, 2162598, 2256624, 2820780, 2883464, 3243897, 3384936, 3604330, 3761040, 4231170, 4325196, 5406495, 5641560, 5766928, 6487794, 6769872, 7208660, 8462340, 8650392, 9731691, 10812990, 11283120, 12975588, 14417320, 16219485, 16924680, 17300784, 19463382, 21625980, 25951176, 28834640, 32438970, 33849360, 38926764, 43251960, 48658455, 51902352, 64877940, 77853528, 86503920, 97316910, 129755880, 155707056, 194633820, 259511760, 389267640, 778535280]

約数ペア:

[(1, 778535280), (2, 389267640), (3, 259511760), (4, 194633820), (5, 155707056), (6, 129755880), (8, 97316910), (9, 86503920), (10, 77853528), (12, 64877940), (15, 51902352), (16, 48658455), (18, 43251960), (20, 38926764), (23, 33849360), (24, 32438970), (27, 28834640), (30, 25951176), (36, 21625980), (40, 19463382), (45, 17300784), (46, 16924680), (48, 16219485), (54, 14417320), (60, 12975588), (69, 11283120), (72, 10812990), (80, 9731691), (90, 8650392), (92, 8462340), (108, 7208660), (115, 6769872), (120, 6487794), (135, 5766928), (138, 5641560), (144, 5406495), (180, 4325196), (184, 4231170), (207, 3761040), (216, 3604330), (230, 3384936), (240, 3243897), (270, 2883464), (276, 2820780), (345, 2256624), (360, 2162598), (368, 2115585), (414, 1880520), (432, 1802165), (460, 1692468), (540, 1441732), (552, 1410390), (621, 1253680), (690, 1128312), (720, 1081299), (828, 940260), (920, 846234), (1035, 752208), (1080, 720866), (1104, 705195), (1242, 626840), (1380, 564156), (1656, 470130), (1840, 423117), (2070, 376104), (2160, 360433), (2484, 313420), (2760, 282078), (3105, 250736), (3312, 235065), (4140, 188052), (4968, 156710), (5520, 141039), (6210, 125368), (8280, 94026), (9936, 78355), (12420, 62684), (15671, 49680), (16560, 47013), (24840, 31342)]