67976820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 217945728

約数和(自身を除く): 149968908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 197, 213, 243, 270, 284, 324, 355, 394, 405, 426, 486, 540, 591, 639, 710, 788, 810, 852, 972, 985, 1065, 1182, 1215, 1278, 1420, 1620, 1773, 1917, 1970, 2130, 2364, 2430, 2556, 2955, 3195, 3546, 3834, 3940, 4260, 4860, 5319, 5751, 5910, 6390, 7092, 7668, 8865, 9585, 10638, 11502, 11820, 12780, 13987, 15957, 17253, 17730, 19170, 21276, 23004, 26595, 27974, 28755, 31914, 34506, 35460, 38340, 41961, 47871, 53190, 55948, 57510, 63828, 69012, 69935, 79785, 83922, 86265, 95742, 106380, 115020, 125883, 139870, 159570, 167844, 172530, 191484, 209805, 239355, 251766, 279740, 319140, 345060, 377649, 419610, 478710, 503532, 629415, 755298, 839220, 957420, 1132947, 1258830, 1510596, 1888245, 2265894, 2517660, 3398841, 3776490, 4531788, 5664735, 6797682, 7552980, 11329470, 13595364, 16994205, 22658940, 33988410, 67976820]

約数ペア:

[(1, 67976820), (2, 33988410), (3, 22658940), (4, 16994205), (5, 13595364), (6, 11329470), (9, 7552980), (10, 6797682), (12, 5664735), (15, 4531788), (18, 3776490), (20, 3398841), (27, 2517660), (30, 2265894), (36, 1888245), (45, 1510596), (54, 1258830), (60, 1132947), (71, 957420), (81, 839220), (90, 755298), (108, 629415), (135, 503532), (142, 478710), (162, 419610), (180, 377649), (197, 345060), (213, 319140), (243, 279740), (270, 251766), (284, 239355), (324, 209805), (355, 191484), (394, 172530), (405, 167844), (426, 159570), (486, 139870), (540, 125883), (591, 115020), (639, 106380), (710, 95742), (788, 86265), (810, 83922), (852, 79785), (972, 69935), (985, 69012), (1065, 63828), (1182, 57510), (1215, 55948), (1278, 53190), (1420, 47871), (1620, 41961), (1773, 38340), (1917, 35460), (1970, 34506), (2130, 31914), (2364, 28755), (2430, 27974), (2556, 26595), (2955, 23004), (3195, 21276), (3546, 19170), (3834, 17730), (3940, 17253), (4260, 15957), (4860, 13987), (5319, 12780), (5751, 11820), (5910, 11502), (6390, 10638), (7092, 9585), (7668, 8865)]