420121080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1171

約数の個数: 160

約数和(自身を含む): 1424586240

約数和(自身を除く): 1004465160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 127, 135, 162, 180, 216, 254, 270, 324, 360, 381, 405, 508, 540, 635, 648, 762, 810, 1016, 1021, 1080, 1143, 1270, 1524, 1620, 1905, 2042, 2286, 2540, 3048, 3063, 3240, 3429, 3810, 4084, 4572, 5080, 5105, 5715, 6126, 6858, 7620, 8168, 9144, 9189, 10210, 10287, 11430, 12252, 13716, 15240, 15315, 17145, 18378, 20420, 20574, 22860, 24504, 27432, 27567, 30630, 34290, 36756, 40840, 41148, 45720, 45945, 51435, 55134, 61260, 68580, 73512, 82296, 82701, 91890, 102870, 110268, 122520, 129667, 137160, 137835, 165402, 183780, 205740, 220536, 259334, 275670, 330804, 367560, 389001, 411480, 413505, 518668, 551340, 648335, 661608, 778002, 827010, 1037336, 1102680, 1167003, 1296670, 1556004, 1654020, 1945005, 2334006, 2593340, 3112008, 3308040, 3501009, 3890010, 4668012, 5186680, 5835015, 7002018, 7780020, 9336024, 10503027, 11670030, 14004036, 15560040, 17505045, 21006054, 23340060, 28008072, 35010090, 42012108, 46680120, 52515135, 70020180, 84024216, 105030270, 140040360, 210060540, 420121080]

約数ペア:

[(1, 420121080), (2, 210060540), (3, 140040360), (4, 105030270), (5, 84024216), (6, 70020180), (8, 52515135), (9, 46680120), (10, 42012108), (12, 35010090), (15, 28008072), (18, 23340060), (20, 21006054), (24, 17505045), (27, 15560040), (30, 14004036), (36, 11670030), (40, 10503027), (45, 9336024), (54, 7780020), (60, 7002018), (72, 5835015), (81, 5186680), (90, 4668012), (108, 3890010), (120, 3501009), (127, 3308040), (135, 3112008), (162, 2593340), (180, 2334006), (216, 1945005), (254, 1654020), (270, 1556004), (324, 1296670), (360, 1167003), (381, 1102680), (405, 1037336), (508, 827010), (540, 778002), (635, 661608), (648, 648335), (762, 551340), (810, 518668), (1016, 413505), (1021, 411480), (1080, 389001), (1143, 367560), (1270, 330804), (1524, 275670), (1620, 259334), (1905, 220536), (2042, 205740), (2286, 183780), (2540, 165402), (3048, 137835), (3063, 137160), (3240, 129667), (3429, 122520), (3810, 110268), (4084, 102870), (4572, 91890), (5080, 82701), (5105, 82296), (5715, 73512), (6126, 68580), (6858, 61260), (7620, 55134), (8168, 51435), (9144, 45945), (9189, 45720), (10210, 41148), (10287, 40840), (11430, 36756), (12252, 34290), (13716, 30630), (15240, 27567), (15315, 27432), (17145, 24504), (18378, 22860), (20420, 20574)]