1008808080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{787}}^1$

素因数の和:926

約数の個数: 240

約数和(自身を含む): 3675925440

約数和(自身を除く): 2667117360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 109, 112, 120, 140, 147, 168, 196, 210, 218, 240, 245, 280, 294, 327, 336, 392, 420, 436, 490, 545, 560, 588, 654, 735, 763, 784, 787, 840, 872, 980, 1090, 1176, 1308, 1470, 1526, 1574, 1635, 1680, 1744, 1960, 2180, 2289, 2352, 2361, 2616, 2940, 3052, 3148, 3270, 3815, 3920, 3935, 4360, 4578, 4722, 5232, 5341, 5509, 5880, 6104, 6296, 6540, 7630, 7870, 8720, 9156, 9444, 10682, 11018, 11445, 11760, 11805, 12208, 12592, 13080, 15260, 15740, 16023, 16527, 18312, 18888, 21364, 22036, 22890, 23610, 26160, 26705, 27545, 30520, 31480, 32046, 33054, 36624, 37776, 38563, 42728, 44072, 45780, 47220, 53410, 55090, 61040, 62960, 64092, 66108, 77126, 80115, 82635, 85456, 85783, 88144, 91560, 94440, 106820, 110180, 115689, 128184, 132216, 154252, 160230, 165270, 171566, 183120, 188880, 192815, 213640, 220360, 231378, 256368, 257349, 264432, 308504, 320460, 330540, 343132, 385630, 427280, 428915, 440720, 462756, 514698, 578445, 600481, 617008, 640920, 661080, 686264, 771260, 857830, 925512, 1029396, 1156890, 1200962, 1281840, 1286745, 1322160, 1372528, 1542520, 1715660, 1801443, 1851024, 2058792, 2313780, 2401924, 2573490, 3002405, 3085040, 3431320, 3602886, 4117584, 4203367, 4627560, 4803848, 5146980, 6004810, 6862640, 7205772, 8406734, 9007215, 9255120, 9607696, 10293960, 12009620, 12610101, 14411544, 16813468, 18014430, 20587920, 21016835, 24019240, 25220202, 28823088, 33626936, 36028860, 42033670, 48038480, 50440404, 63050505, 67253872, 72057720, 84067340, 100880808, 126101010, 144115440, 168134680, 201761616, 252202020, 336269360, 504404040, 1008808080]

約数ペア:

[(1, 1008808080), (2, 504404040), (3, 336269360), (4, 252202020), (5, 201761616), (6, 168134680), (7, 144115440), (8, 126101010), (10, 100880808), (12, 84067340), (14, 72057720), (15, 67253872), (16, 63050505), (20, 50440404), (21, 48038480), (24, 42033670), (28, 36028860), (30, 33626936), (35, 28823088), (40, 25220202), (42, 24019240), (48, 21016835), (49, 20587920), (56, 18014430), (60, 16813468), (70, 14411544), (80, 12610101), (84, 12009620), (98, 10293960), (105, 9607696), (109, 9255120), (112, 9007215), (120, 8406734), (140, 7205772), (147, 6862640), (168, 6004810), (196, 5146980), (210, 4803848), (218, 4627560), (240, 4203367), (245, 4117584), (280, 3602886), (294, 3431320), (327, 3085040), (336, 3002405), (392, 2573490), (420, 2401924), (436, 2313780), (490, 2058792), (545, 1851024), (560, 1801443), (588, 1715660), (654, 1542520), (735, 1372528), (763, 1322160), (784, 1286745), (787, 1281840), (840, 1200962), (872, 1156890), (980, 1029396), (1090, 925512), (1176, 857830), (1308, 771260), (1470, 686264), (1526, 661080), (1574, 640920), (1635, 617008), (1680, 600481), (1744, 578445), (1960, 514698), (2180, 462756), (2289, 440720), (2352, 428915), (2361, 427280), (2616, 385630), (2940, 343132), (3052, 330540), (3148, 320460), (3270, 308504), (3815, 264432), (3920, 257349), (3935, 256368), (4360, 231378), (4578, 220360), (4722, 213640), (5232, 192815), (5341, 188880), (5509, 183120), (5880, 171566), (6104, 165270), (6296, 160230), (6540, 154252), (7630, 132216), (7870, 128184), (8720, 115689), (9156, 110180), (9444, 106820), (10682, 94440), (11018, 91560), (11445, 88144), (11760, 85783), (11805, 85456), (12208, 82635), (12592, 80115), (13080, 77126), (15260, 66108), (15740, 64092), (16023, 62960), (16527, 61040), (18312, 55090), (18888, 53410), (21364, 47220), (22036, 45780), (22890, 44072), (23610, 42728), (26160, 38563), (26705, 37776), (27545, 36624), (30520, 33054), (31480, 32046)]