71818880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 256

約数和(自身を含む): 222082560

約数和(自身を除く): 150263680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 32, 34, 35, 40, 41, 46, 56, 64, 68, 70, 80, 82, 85, 92, 112, 115, 119, 128, 136, 140, 160, 161, 164, 170, 184, 205, 224, 230, 238, 272, 280, 287, 320, 322, 328, 340, 368, 391, 410, 448, 460, 476, 544, 560, 574, 595, 640, 644, 656, 680, 697, 736, 782, 805, 820, 896, 920, 943, 952, 1088, 1120, 1148, 1190, 1288, 1312, 1360, 1394, 1435, 1472, 1564, 1610, 1640, 1840, 1886, 1904, 1955, 2176, 2240, 2296, 2380, 2576, 2624, 2720, 2737, 2788, 2870, 2944, 3128, 3220, 3280, 3485, 3680, 3772, 3808, 3910, 4480, 4592, 4715, 4760, 4879, 5152, 5248, 5440, 5474, 5576, 5740, 6256, 6440, 6560, 6601, 6970, 7360, 7544, 7616, 7820, 9184, 9430, 9520, 9758, 10304, 10880, 10948, 11152, 11480, 12512, 12880, 13120, 13202, 13685, 13940, 14720, 15088, 15232, 15640, 16031, 18368, 18860, 19040, 19516, 20608, 21896, 22304, 22960, 24395, 25024, 25760, 26240, 26404, 27370, 27880, 30176, 31280, 32062, 33005, 36736, 37720, 38080, 39032, 43792, 44608, 45920, 48790, 50048, 51520, 52808, 54740, 55760, 60352, 62560, 64124, 66010, 75440, 76160, 78064, 80155, 87584, 89216, 91840, 97580, 103040, 105616, 109480, 111520, 112217, 120704, 125120, 128248, 132020, 150880, 156128, 160310, 175168, 183680, 195160, 211232, 218960, 223040, 224434, 250240, 256496, 264040, 301760, 312256, 320620, 350336, 390320, 422464, 437920, 446080, 448868, 512992, 528080, 561085, 603520, 624512, 641240, 780640, 844928, 875840, 897736, 1025984, 1056160, 1122170, 1282480, 1561280, 1751680, 1795472, 2051968, 2112320, 2244340, 2564960, 3122560, 3590944, 4224640, 4488680, 5129920, 7181888, 8977360, 10259840, 14363776, 17954720, 35909440, 71818880]

約数ペア:

[(1, 71818880), (2, 35909440), (4, 17954720), (5, 14363776), (7, 10259840), (8, 8977360), (10, 7181888), (14, 5129920), (16, 4488680), (17, 4224640), (20, 3590944), (23, 3122560), (28, 2564960), (32, 2244340), (34, 2112320), (35, 2051968), (40, 1795472), (41, 1751680), (46, 1561280), (56, 1282480), (64, 1122170), (68, 1056160), (70, 1025984), (80, 897736), (82, 875840), (85, 844928), (92, 780640), (112, 641240), (115, 624512), (119, 603520), (128, 561085), (136, 528080), (140, 512992), (160, 448868), (161, 446080), (164, 437920), (170, 422464), (184, 390320), (205, 350336), (224, 320620), (230, 312256), (238, 301760), (272, 264040), (280, 256496), (287, 250240), (320, 224434), (322, 223040), (328, 218960), (340, 211232), (368, 195160), (391, 183680), (410, 175168), (448, 160310), (460, 156128), (476, 150880), (544, 132020), (560, 128248), (574, 125120), (595, 120704), (640, 112217), (644, 111520), (656, 109480), (680, 105616), (697, 103040), (736, 97580), (782, 91840), (805, 89216), (820, 87584), (896, 80155), (920, 78064), (943, 76160), (952, 75440), (1088, 66010), (1120, 64124), (1148, 62560), (1190, 60352), (1288, 55760), (1312, 54740), (1360, 52808), (1394, 51520), (1435, 50048), (1472, 48790), (1564, 45920), (1610, 44608), (1640, 43792), (1840, 39032), (1886, 38080), (1904, 37720), (1955, 36736), (2176, 33005), (2240, 32062), (2296, 31280), (2380, 30176), (2576, 27880), (2624, 27370), (2720, 26404), (2737, 26240), (2788, 25760), (2870, 25024), (2944, 24395), (3128, 22960), (3220, 22304), (3280, 21896), (3485, 20608), (3680, 19516), (3772, 19040), (3808, 18860), (3910, 18368), (4480, 16031), (4592, 15640), (4715, 15232), (4760, 15088), (4879, 14720), (5152, 13940), (5248, 13685), (5440, 13202), (5474, 13120), (5576, 12880), (5740, 12512), (6256, 11480), (6440, 11152), (6560, 10948), (6601, 10880), (6970, 10304), (7360, 9758), (7544, 9520), (7616, 9430), (7820, 9184)]