77379840

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{2239}}^1$

素因数の和:2269

約数の個数: 144

約数和(自身を含む): 274713600

約数和(自身を除く): 197333760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2239, 2304, 2880, 3456, 3840, 4320, 4478, 5760, 6717, 6912, 8640, 8956, 11195, 11520, 13434, 17280, 17912, 20151, 22390, 26868, 33585, 34560, 35824, 40302, 44780, 53736, 60453, 67170, 71648, 80604, 89560, 100755, 107472, 120906, 134340, 143296, 161208, 179120, 201510, 214944, 241812, 268680, 286592, 302265, 322416, 358240, 403020, 429888, 483624, 537360, 573184, 604530, 644832, 716480, 806040, 859776, 967248, 1074720, 1209060, 1289664, 1432960, 1612080, 1719552, 1934496, 2149440, 2418120, 2579328, 2865920, 3224160, 3868992, 4298880, 4836240, 5158656, 6448320, 7737984, 8597760, 9672480, 12896640, 15475968, 19344960, 25793280, 38689920, 77379840]

約数ペア:

[(1, 77379840), (2, 38689920), (3, 25793280), (4, 19344960), (5, 15475968), (6, 12896640), (8, 9672480), (9, 8597760), (10, 7737984), (12, 6448320), (15, 5158656), (16, 4836240), (18, 4298880), (20, 3868992), (24, 3224160), (27, 2865920), (30, 2579328), (32, 2418120), (36, 2149440), (40, 1934496), (45, 1719552), (48, 1612080), (54, 1432960), (60, 1289664), (64, 1209060), (72, 1074720), (80, 967248), (90, 859776), (96, 806040), (108, 716480), (120, 644832), (128, 604530), (135, 573184), (144, 537360), (160, 483624), (180, 429888), (192, 403020), (216, 358240), (240, 322416), (256, 302265), (270, 286592), (288, 268680), (320, 241812), (360, 214944), (384, 201510), (432, 179120), (480, 161208), (540, 143296), (576, 134340), (640, 120906), (720, 107472), (768, 100755), (864, 89560), (960, 80604), (1080, 71648), (1152, 67170), (1280, 60453), (1440, 53736), (1728, 44780), (1920, 40302), (2160, 35824), (2239, 34560), (2304, 33585), (2880, 26868), (3456, 22390), (3840, 20151), (4320, 17912), (4478, 17280), (5760, 13434), (6717, 11520), (6912, 11195), (8640, 8956)]