72804900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:998

約数の個数: 144

約数和(自身を含む): 247511936

約数和(自身を除く): 174707036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 50, 60, 70, 74, 75, 84, 100, 105, 111, 140, 148, 150, 175, 185, 210, 222, 259, 300, 350, 370, 420, 444, 518, 525, 555, 700, 740, 777, 925, 937, 1036, 1050, 1110, 1295, 1554, 1850, 1874, 2100, 2220, 2590, 2775, 2811, 3108, 3700, 3748, 3885, 4685, 5180, 5550, 5622, 6475, 6559, 7770, 9370, 11100, 11244, 12950, 13118, 14055, 15540, 18740, 19425, 19677, 23425, 25900, 26236, 28110, 32795, 34669, 38850, 39354, 46850, 56220, 65590, 69338, 70275, 77700, 78708, 93700, 98385, 104007, 131180, 138676, 140550, 163975, 173345, 196770, 208014, 242683, 281100, 327950, 346690, 393540, 416028, 485366, 491925, 520035, 655900, 693380, 728049, 866725, 970732, 983850, 1040070, 1213415, 1456098, 1733450, 1967700, 2080140, 2426830, 2600175, 2912196, 3466900, 3640245, 4853660, 5200350, 6067075, 7280490, 10400700, 12134150, 14560980, 18201225, 24268300, 36402450, 72804900]

約数ペア:

[(1, 72804900), (2, 36402450), (3, 24268300), (4, 18201225), (5, 14560980), (6, 12134150), (7, 10400700), (10, 7280490), (12, 6067075), (14, 5200350), (15, 4853660), (20, 3640245), (21, 3466900), (25, 2912196), (28, 2600175), (30, 2426830), (35, 2080140), (37, 1967700), (42, 1733450), (50, 1456098), (60, 1213415), (70, 1040070), (74, 983850), (75, 970732), (84, 866725), (100, 728049), (105, 693380), (111, 655900), (140, 520035), (148, 491925), (150, 485366), (175, 416028), (185, 393540), (210, 346690), (222, 327950), (259, 281100), (300, 242683), (350, 208014), (370, 196770), (420, 173345), (444, 163975), (518, 140550), (525, 138676), (555, 131180), (700, 104007), (740, 98385), (777, 93700), (925, 78708), (937, 77700), (1036, 70275), (1050, 69338), (1110, 65590), (1295, 56220), (1554, 46850), (1850, 39354), (1874, 38850), (2100, 34669), (2220, 32795), (2590, 28110), (2775, 26236), (2811, 25900), (3108, 23425), (3700, 19677), (3748, 19425), (3885, 18740), (4685, 15540), (5180, 14055), (5550, 13118), (5622, 12950), (6475, 11244), (6559, 11100), (7770, 9370)]