248158680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:390

約数の個数: 256

約数和(自身を含む): 940584960

約数和(自身を除く): 692426280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 107, 110, 120, 132, 140, 154, 165, 168, 210, 214, 220, 231, 251, 264, 280, 308, 321, 330, 385, 420, 428, 440, 462, 502, 535, 616, 642, 660, 749, 753, 770, 840, 856, 924, 1004, 1070, 1155, 1177, 1255, 1284, 1320, 1498, 1506, 1540, 1605, 1757, 1848, 2008, 2140, 2247, 2310, 2354, 2510, 2568, 2761, 2996, 3012, 3080, 3210, 3514, 3531, 3745, 3765, 4280, 4494, 4620, 4708, 5020, 5271, 5522, 5885, 5992, 6024, 6420, 7028, 7062, 7490, 7530, 8239, 8283, 8785, 8988, 9240, 9416, 10040, 10542, 11044, 11235, 11770, 12840, 13805, 14056, 14124, 14980, 15060, 16478, 16566, 17570, 17655, 17976, 19327, 21084, 22088, 22470, 23540, 24717, 26355, 26857, 27610, 28248, 29960, 30120, 32956, 33132, 35140, 35310, 38654, 41195, 41415, 42168, 44940, 47080, 49434, 52710, 53714, 55220, 57981, 65912, 66264, 70280, 70620, 77308, 80571, 82390, 82830, 89880, 96635, 98868, 105420, 107428, 110440, 115962, 123585, 134285, 141240, 154616, 161142, 164780, 165660, 187999, 193270, 197736, 210840, 214856, 231924, 247170, 268570, 289905, 295427, 322284, 329560, 331320, 375998, 386540, 402855, 463848, 494340, 537140, 563997, 579810, 590854, 644568, 751996, 773080, 805710, 886281, 939995, 988680, 1074280, 1127994, 1159620, 1181708, 1477135, 1503992, 1611420, 1772562, 1879990, 2067989, 2255988, 2319240, 2363416, 2819985, 2954270, 3222840, 3545124, 3759980, 4135978, 4431405, 4511976, 5639970, 5908540, 6203967, 7090248, 7519960, 8271956, 8862810, 10339945, 11279940, 11817080, 12407934, 16543912, 17725620, 20679890, 22559880, 24815868, 31019835, 35451240, 41359780, 49631736, 62039670, 82719560, 124079340, 248158680]

約数ペア:

[(1, 248158680), (2, 124079340), (3, 82719560), (4, 62039670), (5, 49631736), (6, 41359780), (7, 35451240), (8, 31019835), (10, 24815868), (11, 22559880), (12, 20679890), (14, 17725620), (15, 16543912), (20, 12407934), (21, 11817080), (22, 11279940), (24, 10339945), (28, 8862810), (30, 8271956), (33, 7519960), (35, 7090248), (40, 6203967), (42, 5908540), (44, 5639970), (55, 4511976), (56, 4431405), (60, 4135978), (66, 3759980), (70, 3545124), (77, 3222840), (84, 2954270), (88, 2819985), (105, 2363416), (107, 2319240), (110, 2255988), (120, 2067989), (132, 1879990), (140, 1772562), (154, 1611420), (165, 1503992), (168, 1477135), (210, 1181708), (214, 1159620), (220, 1127994), (231, 1074280), (251, 988680), (264, 939995), (280, 886281), (308, 805710), (321, 773080), (330, 751996), (385, 644568), (420, 590854), (428, 579810), (440, 563997), (462, 537140), (502, 494340), (535, 463848), (616, 402855), (642, 386540), (660, 375998), (749, 331320), (753, 329560), (770, 322284), (840, 295427), (856, 289905), (924, 268570), (1004, 247170), (1070, 231924), (1155, 214856), (1177, 210840), (1255, 197736), (1284, 193270), (1320, 187999), (1498, 165660), (1506, 164780), (1540, 161142), (1605, 154616), (1757, 141240), (1848, 134285), (2008, 123585), (2140, 115962), (2247, 110440), (2310, 107428), (2354, 105420), (2510, 98868), (2568, 96635), (2761, 89880), (2996, 82830), (3012, 82390), (3080, 80571), (3210, 77308), (3514, 70620), (3531, 70280), (3745, 66264), (3765, 65912), (4280, 57981), (4494, 55220), (4620, 53714), (4708, 52710), (5020, 49434), (5271, 47080), (5522, 44940), (5885, 42168), (5992, 41415), (6024, 41195), (6420, 38654), (7028, 35310), (7062, 35140), (7490, 33132), (7530, 32956), (8239, 30120), (8283, 29960), (8785, 28248), (8988, 27610), (9240, 26857), (9416, 26355), (10040, 24717), (10542, 23540), (11044, 22470), (11235, 22088), (11770, 21084), (12840, 19327), (13805, 17976), (14056, 17655), (14124, 17570), (14980, 16566), (15060, 16478)]