81757200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{9733}}^1$

素因数の和:9761

約数の個数: 120

約数和(自身を含む): 299339968

約数和(自身を除く): 217582768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 9733, 19466, 29199, 38932, 48665, 58398, 68131, 77864, 97330, 116796, 136262, 145995, 155728, 194660, 204393, 233592, 243325, 272524, 291990, 340655, 389320, 408786, 467184, 486650, 545048, 583980, 681310, 729975, 778640, 817572, 973300, 1021965, 1090096, 1167960, 1362620, 1459950, 1635144, 1703275, 1946600, 2043930, 2335920, 2725240, 2919900, 3270288, 3406550, 3893200, 4087860, 5109825, 5450480, 5839800, 6813100, 8175720, 10219650, 11679600, 13626200, 16351440, 20439300, 27252400, 40878600, 81757200]

約数ペア:

[(1, 81757200), (2, 40878600), (3, 27252400), (4, 20439300), (5, 16351440), (6, 13626200), (7, 11679600), (8, 10219650), (10, 8175720), (12, 6813100), (14, 5839800), (15, 5450480), (16, 5109825), (20, 4087860), (21, 3893200), (24, 3406550), (25, 3270288), (28, 2919900), (30, 2725240), (35, 2335920), (40, 2043930), (42, 1946600), (48, 1703275), (50, 1635144), (56, 1459950), (60, 1362620), (70, 1167960), (75, 1090096), (80, 1021965), (84, 973300), (100, 817572), (105, 778640), (112, 729975), (120, 681310), (140, 583980), (150, 545048), (168, 486650), (175, 467184), (200, 408786), (210, 389320), (240, 340655), (280, 291990), (300, 272524), (336, 243325), (350, 233592), (400, 204393), (420, 194660), (525, 155728), (560, 145995), (600, 136262), (700, 116796), (840, 97330), (1050, 77864), (1200, 68131), (1400, 58398), (1680, 48665), (2100, 38932), (2800, 29199), (4200, 19466), (8400, 9733)]