1330309980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2111}}^1$

素因数の和:2521

約数の個数: 120

約数和(自身を含む): 4185941760

約数和(自身を除く): 2855631780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 389, 405, 540, 778, 810, 1167, 1556, 1620, 1945, 2111, 2334, 3501, 3890, 4222, 4668, 5835, 6333, 7002, 7780, 8444, 10503, 10555, 11670, 12666, 14004, 17505, 18999, 21006, 21110, 23340, 25332, 31509, 31665, 35010, 37998, 42012, 42220, 52515, 56997, 63018, 63330, 70020, 75996, 94995, 105030, 113994, 126036, 126660, 157545, 170991, 189990, 210060, 227988, 284985, 315090, 341982, 379980, 569970, 630180, 683964, 821179, 854955, 1139940, 1642358, 1709910, 2463537, 3284716, 3419820, 4105895, 4927074, 7390611, 8211790, 9854148, 12317685, 14781222, 16423580, 22171833, 24635370, 29562444, 36953055, 44343666, 49270740, 66515499, 73906110, 88687332, 110859165, 133030998, 147812220, 221718330, 266061996, 332577495, 443436660, 665154990, 1330309980]

約数ペア:

[(1, 1330309980), (2, 665154990), (3, 443436660), (4, 332577495), (5, 266061996), (6, 221718330), (9, 147812220), (10, 133030998), (12, 110859165), (15, 88687332), (18, 73906110), (20, 66515499), (27, 49270740), (30, 44343666), (36, 36953055), (45, 29562444), (54, 24635370), (60, 22171833), (81, 16423580), (90, 14781222), (108, 12317685), (135, 9854148), (162, 8211790), (180, 7390611), (270, 4927074), (324, 4105895), (389, 3419820), (405, 3284716), (540, 2463537), (778, 1709910), (810, 1642358), (1167, 1139940), (1556, 854955), (1620, 821179), (1945, 683964), (2111, 630180), (2334, 569970), (3501, 379980), (3890, 341982), (4222, 315090), (4668, 284985), (5835, 227988), (6333, 210060), (7002, 189990), (7780, 170991), (8444, 157545), (10503, 126660), (10555, 126036), (11670, 113994), (12666, 105030), (14004, 94995), (17505, 75996), (18999, 70020), (21006, 63330), (21110, 63018), (23340, 56997), (25332, 52515), (31509, 42220), (31665, 42012), (35010, 37998)]