220557750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1047

約数の個数: 128

約数和(自身を含む): 644447232

約数和(自身を除く): 423889482

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 43, 50, 70, 75, 86, 105, 125, 129, 150, 175, 210, 215, 250, 258, 301, 350, 375, 430, 525, 602, 645, 750, 875, 903, 977, 1050, 1075, 1290, 1505, 1750, 1806, 1954, 2150, 2625, 2931, 3010, 3225, 4515, 4885, 5250, 5375, 5862, 6450, 6839, 7525, 9030, 9770, 10750, 13678, 14655, 15050, 16125, 20517, 22575, 24425, 29310, 32250, 34195, 37625, 41034, 42011, 45150, 48850, 68390, 73275, 75250, 84022, 102585, 112875, 122125, 126033, 146550, 170975, 205170, 210055, 225750, 244250, 252066, 294077, 341950, 366375, 420110, 512925, 588154, 630165, 732750, 854875, 882231, 1025850, 1050275, 1260330, 1470385, 1709750, 1764462, 2100550, 2564625, 2940770, 3150825, 4411155, 5129250, 5251375, 6301650, 7351925, 8822310, 10502750, 14703850, 15754125, 22055775, 31508250, 36759625, 44111550, 73519250, 110278875, 220557750]

約数ペア:

[(1, 220557750), (2, 110278875), (3, 73519250), (5, 44111550), (6, 36759625), (7, 31508250), (10, 22055775), (14, 15754125), (15, 14703850), (21, 10502750), (25, 8822310), (30, 7351925), (35, 6301650), (42, 5251375), (43, 5129250), (50, 4411155), (70, 3150825), (75, 2940770), (86, 2564625), (105, 2100550), (125, 1764462), (129, 1709750), (150, 1470385), (175, 1260330), (210, 1050275), (215, 1025850), (250, 882231), (258, 854875), (301, 732750), (350, 630165), (375, 588154), (430, 512925), (525, 420110), (602, 366375), (645, 341950), (750, 294077), (875, 252066), (903, 244250), (977, 225750), (1050, 210055), (1075, 205170), (1290, 170975), (1505, 146550), (1750, 126033), (1806, 122125), (1954, 112875), (2150, 102585), (2625, 84022), (2931, 75250), (3010, 73275), (3225, 68390), (4515, 48850), (4885, 45150), (5250, 42011), (5375, 41034), (5862, 37625), (6450, 34195), (6839, 32250), (7525, 29310), (9030, 24425), (9770, 22575), (10750, 20517), (13678, 16125), (14655, 15050)]