642827520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1361}}^1$

素因数の和:1429

約数の個数: 216

約数和(自身を含む): 2280037032

約数和(自身を除く): 1637209512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 128, 144, 160, 164, 180, 192, 205, 240, 246, 256, 288, 320, 328, 360, 369, 384, 410, 480, 492, 576, 615, 640, 656, 720, 738, 768, 820, 960, 984, 1152, 1230, 1280, 1312, 1361, 1440, 1476, 1640, 1845, 1920, 1968, 2304, 2460, 2624, 2722, 2880, 2952, 3280, 3690, 3840, 3936, 4083, 4920, 5248, 5444, 5760, 5904, 6560, 6805, 7380, 7872, 8166, 9840, 10496, 10888, 11520, 11808, 12249, 13120, 13610, 14760, 15744, 16332, 19680, 20415, 21776, 23616, 24498, 26240, 27220, 29520, 31488, 32664, 39360, 40830, 43552, 47232, 48996, 52480, 54440, 55801, 59040, 61245, 65328, 78720, 81660, 87104, 94464, 97992, 108880, 111602, 118080, 122490, 130656, 157440, 163320, 167403, 174208, 195984, 217760, 223204, 236160, 244980, 261312, 279005, 326640, 334806, 348416, 391968, 435520, 446408, 472320, 489960, 502209, 522624, 558010, 653280, 669612, 783936, 837015, 871040, 892816, 979920, 1004418, 1045248, 1116020, 1306560, 1339224, 1567872, 1674030, 1742080, 1785632, 1959840, 2008836, 2232040, 2511045, 2613120, 2678448, 3135744, 3348060, 3571264, 3919680, 4017672, 4464080, 5022090, 5226240, 5356896, 6696120, 7142528, 7839360, 8035344, 8928160, 10044180, 10713792, 13392240, 14285056, 15678720, 16070688, 17856320, 20088360, 21427584, 26784480, 32141376, 35712640, 40176720, 42855168, 53568960, 64282752, 71425280, 80353440, 107137920, 128565504, 160706880, 214275840, 321413760, 642827520]

約数ペア:

[(1, 642827520), (2, 321413760), (3, 214275840), (4, 160706880), (5, 128565504), (6, 107137920), (8, 80353440), (9, 71425280), (10, 64282752), (12, 53568960), (15, 42855168), (16, 40176720), (18, 35712640), (20, 32141376), (24, 26784480), (30, 21427584), (32, 20088360), (36, 17856320), (40, 16070688), (41, 15678720), (45, 14285056), (48, 13392240), (60, 10713792), (64, 10044180), (72, 8928160), (80, 8035344), (82, 7839360), (90, 7142528), (96, 6696120), (120, 5356896), (123, 5226240), (128, 5022090), (144, 4464080), (160, 4017672), (164, 3919680), (180, 3571264), (192, 3348060), (205, 3135744), (240, 2678448), (246, 2613120), (256, 2511045), (288, 2232040), (320, 2008836), (328, 1959840), (360, 1785632), (369, 1742080), (384, 1674030), (410, 1567872), (480, 1339224), (492, 1306560), (576, 1116020), (615, 1045248), (640, 1004418), (656, 979920), (720, 892816), (738, 871040), (768, 837015), (820, 783936), (960, 669612), (984, 653280), (1152, 558010), (1230, 522624), (1280, 502209), (1312, 489960), (1361, 472320), (1440, 446408), (1476, 435520), (1640, 391968), (1845, 348416), (1920, 334806), (1968, 326640), (2304, 279005), (2460, 261312), (2624, 244980), (2722, 236160), (2880, 223204), (2952, 217760), (3280, 195984), (3690, 174208), (3840, 167403), (3936, 163320), (4083, 157440), (4920, 130656), (5248, 122490), (5444, 118080), (5760, 111602), (5904, 108880), (6560, 97992), (6805, 94464), (7380, 87104), (7872, 81660), (8166, 78720), (9840, 65328), (10496, 61245), (10888, 59040), (11520, 55801), (11808, 54440), (12249, 52480), (13120, 48996), (13610, 47232), (14760, 43552), (15744, 40830), (16332, 39360), (19680, 32664), (20415, 31488), (21776, 29520), (23616, 27220), (24498, 26240)]