74785140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 192

約数和(自身を含む): 252806400

約数和(自身を除く): 178021260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 37, 38, 45, 54, 57, 60, 74, 76, 90, 95, 108, 111, 114, 135, 148, 171, 180, 185, 190, 197, 222, 228, 270, 285, 333, 342, 370, 380, 394, 444, 513, 540, 555, 570, 591, 666, 684, 703, 740, 788, 855, 985, 999, 1026, 1110, 1140, 1182, 1332, 1406, 1665, 1710, 1773, 1970, 1998, 2052, 2109, 2220, 2364, 2565, 2812, 2955, 3330, 3420, 3515, 3546, 3743, 3940, 3996, 4218, 4995, 5130, 5319, 5910, 6327, 6660, 7030, 7092, 7289, 7486, 8436, 8865, 9990, 10260, 10545, 10638, 11229, 11820, 12654, 14060, 14578, 14972, 17730, 18715, 18981, 19980, 21090, 21276, 21867, 22458, 25308, 26595, 29156, 31635, 33687, 35460, 36445, 37430, 37962, 42180, 43734, 44916, 53190, 56145, 63270, 65601, 67374, 72890, 74860, 75924, 87468, 94905, 101061, 106380, 109335, 112290, 126540, 131202, 134748, 138491, 145780, 168435, 189810, 196803, 202122, 218670, 224580, 262404, 276982, 328005, 336870, 379620, 393606, 404244, 415473, 437340, 505305, 553964, 656010, 673740, 692455, 787212, 830946, 984015, 1010610, 1246419, 1312020, 1384910, 1661892, 1968030, 2021220, 2077365, 2492838, 2769820, 3739257, 3936060, 4154730, 4985676, 6232095, 7478514, 8309460, 12464190, 14957028, 18696285, 24928380, 37392570, 74785140]

約数ペア:

[(1, 74785140), (2, 37392570), (3, 24928380), (4, 18696285), (5, 14957028), (6, 12464190), (9, 8309460), (10, 7478514), (12, 6232095), (15, 4985676), (18, 4154730), (19, 3936060), (20, 3739257), (27, 2769820), (30, 2492838), (36, 2077365), (37, 2021220), (38, 1968030), (45, 1661892), (54, 1384910), (57, 1312020), (60, 1246419), (74, 1010610), (76, 984015), (90, 830946), (95, 787212), (108, 692455), (111, 673740), (114, 656010), (135, 553964), (148, 505305), (171, 437340), (180, 415473), (185, 404244), (190, 393606), (197, 379620), (222, 336870), (228, 328005), (270, 276982), (285, 262404), (333, 224580), (342, 218670), (370, 202122), (380, 196803), (394, 189810), (444, 168435), (513, 145780), (540, 138491), (555, 134748), (570, 131202), (591, 126540), (666, 112290), (684, 109335), (703, 106380), (740, 101061), (788, 94905), (855, 87468), (985, 75924), (999, 74860), (1026, 72890), (1110, 67374), (1140, 65601), (1182, 63270), (1332, 56145), (1406, 53190), (1665, 44916), (1710, 43734), (1773, 42180), (1970, 37962), (1998, 37430), (2052, 36445), (2109, 35460), (2220, 33687), (2364, 31635), (2565, 29156), (2812, 26595), (2955, 25308), (3330, 22458), (3420, 21867), (3515, 21276), (3546, 21090), (3743, 19980), (3940, 18981), (3996, 18715), (4218, 17730), (4995, 14972), (5130, 14578), (5319, 14060), (5910, 12654), (6327, 11820), (6660, 11229), (7030, 10638), (7092, 10545), (7289, 10260), (7486, 9990), (8436, 8865)]