7881300

素因数分解:

$2^2\times 3^4\times 5^2\times 7^1\times {\mathrm{139}}^1$

素因数の和:172

約数の個数: 180

約数和(自身を含む): 29407840

約数和(自身を除く): 21526540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 126, 135, 139, 140, 150, 162, 175, 180, 189, 210, 225, 252, 270, 278, 300, 315, 324, 350, 378, 405, 417, 420, 450, 525, 540, 556, 567, 630, 675, 695, 700, 756, 810, 834, 900, 945, 973, 1050, 1134, 1251, 1260, 1350, 1390, 1575, 1620, 1668, 1890, 1946, 2025, 2085, 2100, 2268, 2502, 2700, 2780, 2835, 2919, 3150, 3475, 3753, 3780, 3892, 4050, 4170, 4725, 4865, 5004, 5670, 5838, 6255, 6300, 6950, 7506, 8100, 8340, 8757, 9450, 9730, 10425, 11259, 11340, 11676, 12510, 13900, 14175, 14595, 15012, 17514, 18765, 18900, 19460, 20850, 22518, 24325, 25020, 26271, 28350, 29190, 31275, 35028, 37530, 41700, 43785, 45036, 48650, 52542, 56295, 56700, 58380, 62550, 72975, 75060, 78813, 87570, 93825, 97300, 105084, 112590, 125100, 131355, 145950, 157626, 175140, 187650, 218925, 225180, 262710, 281475, 291900, 315252, 375300, 394065, 437850, 525420, 562950, 656775, 788130, 875700, 1125900, 1313550, 1576260, 1970325, 2627100, 3940650, 7881300]

約数ペア:

[(1, 7881300), (2, 3940650), (3, 2627100), (4, 1970325), (5, 1576260), (6, 1313550), (7, 1125900), (9, 875700), (10, 788130), (12, 656775), (14, 562950), (15, 525420), (18, 437850), (20, 394065), (21, 375300), (25, 315252), (27, 291900), (28, 281475), (30, 262710), (35, 225180), (36, 218925), (42, 187650), (45, 175140), (50, 157626), (54, 145950), (60, 131355), (63, 125100), (70, 112590), (75, 105084), (81, 97300), (84, 93825), (90, 87570), (100, 78813), (105, 75060), (108, 72975), (126, 62550), (135, 58380), (139, 56700), (140, 56295), (150, 52542), (162, 48650), (175, 45036), (180, 43785), (189, 41700), (210, 37530), (225, 35028), (252, 31275), (270, 29190), (278, 28350), (300, 26271), (315, 25020), (324, 24325), (350, 22518), (378, 20850), (405, 19460), (417, 18900), (420, 18765), (450, 17514), (525, 15012), (540, 14595), (556, 14175), (567, 13900), (630, 12510), (675, 11676), (695, 11340), (700, 11259), (756, 10425), (810, 9730), (834, 9450), (900, 8757), (945, 8340), (973, 8100), (1050, 7506), (1134, 6950), (1251, 6300), (1260, 6255), (1350, 5838), (1390, 5670), (1575, 5004), (1620, 4865), (1668, 4725), (1890, 4170), (1946, 4050), (2025, 3892), (2085, 3780), (2100, 3753), (2268, 3475), (2502, 3150), (2700, 2919), (2780, 2835)]