28406700

素因数分解:

$2^2\times 3^5\times 5^2\times 7^1\times {\mathrm{167}}^1$

素因数の和:203

約数の個数: 216

約数和(自身を含む): 106159872

約数和(自身を除く): 77753172

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, 140, 150, 162, 167, 175, 180, 189, 210, 225, 243, 252, 270, 300, 315, 324, 334, 350, 378, 405, 420, 450, 486, 501, 525, 540, 567, 630, 668, 675, 700, 756, 810, 835, 900, 945, 972, 1002, 1050, 1134, 1169, 1215, 1260, 1350, 1503, 1575, 1620, 1670, 1701, 1890, 2004, 2025, 2100, 2268, 2338, 2430, 2505, 2700, 2835, 3006, 3150, 3340, 3402, 3507, 3780, 4050, 4175, 4509, 4676, 4725, 4860, 5010, 5670, 5845, 6012, 6075, 6300, 6804, 7014, 7515, 8100, 8350, 8505, 9018, 9450, 10020, 10521, 11340, 11690, 12150, 12525, 13527, 14028, 14175, 15030, 16700, 17010, 17535, 18036, 18900, 21042, 22545, 23380, 24300, 25050, 27054, 28350, 29225, 30060, 31563, 34020, 35070, 37575, 40581, 42084, 42525, 45090, 50100, 52605, 54108, 56700, 58450, 63126, 67635, 70140, 75150, 81162, 85050, 87675, 90180, 94689, 105210, 112725, 116900, 126252, 135270, 150300, 157815, 162324, 170100, 175350, 189378, 202905, 210420, 225450, 263025, 270540, 284067, 315630, 338175, 350700, 378756, 405810, 450900, 473445, 526050, 568134, 631260, 676350, 789075, 811620, 946890, 1014525, 1052100, 1136268, 1352700, 1420335, 1578150, 1893780, 2029050, 2367225, 2840670, 3156300, 4058100, 4734450, 5681340, 7101675, 9468900, 14203350, 28406700]

約数ペア:

[(1, 28406700), (2, 14203350), (3, 9468900), (4, 7101675), (5, 5681340), (6, 4734450), (7, 4058100), (9, 3156300), (10, 2840670), (12, 2367225), (14, 2029050), (15, 1893780), (18, 1578150), (20, 1420335), (21, 1352700), (25, 1136268), (27, 1052100), (28, 1014525), (30, 946890), (35, 811620), (36, 789075), (42, 676350), (45, 631260), (50, 568134), (54, 526050), (60, 473445), (63, 450900), (70, 405810), (75, 378756), (81, 350700), (84, 338175), (90, 315630), (100, 284067), (105, 270540), (108, 263025), (126, 225450), (135, 210420), (140, 202905), (150, 189378), (162, 175350), (167, 170100), (175, 162324), (180, 157815), (189, 150300), (210, 135270), (225, 126252), (243, 116900), (252, 112725), (270, 105210), (300, 94689), (315, 90180), (324, 87675), (334, 85050), (350, 81162), (378, 75150), (405, 70140), (420, 67635), (450, 63126), (486, 58450), (501, 56700), (525, 54108), (540, 52605), (567, 50100), (630, 45090), (668, 42525), (675, 42084), (700, 40581), (756, 37575), (810, 35070), (835, 34020), (900, 31563), (945, 30060), (972, 29225), (1002, 28350), (1050, 27054), (1134, 25050), (1169, 24300), (1215, 23380), (1260, 22545), (1350, 21042), (1503, 18900), (1575, 18036), (1620, 17535), (1670, 17010), (1701, 16700), (1890, 15030), (2004, 14175), (2025, 14028), (2100, 13527), (2268, 12525), (2338, 12150), (2430, 11690), (2505, 11340), (2700, 10521), (2835, 10020), (3006, 9450), (3150, 9018), (3340, 8505), (3402, 8350), (3507, 8100), (3780, 7515), (4050, 7014), (4175, 6804), (4509, 6300), (4676, 6075), (4725, 6012), (4860, 5845), (5010, 5670)]