220112900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1549}}^1$

素因数の和:1606

約数の個数: 108

約数和(自身を含む): 575158500

約数和(自身を除く): 355045600

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 49, 50, 58, 70, 98, 100, 116, 140, 145, 175, 196, 203, 245, 290, 350, 406, 490, 580, 700, 725, 812, 980, 1015, 1225, 1421, 1450, 1549, 2030, 2450, 2842, 2900, 3098, 4060, 4900, 5075, 5684, 6196, 7105, 7745, 10150, 10843, 14210, 15490, 20300, 21686, 28420, 30980, 35525, 38725, 43372, 44921, 54215, 71050, 75901, 77450, 89842, 108430, 142100, 151802, 154900, 179684, 216860, 224605, 271075, 303604, 314447, 379505, 449210, 542150, 628894, 759010, 898420, 1084300, 1123025, 1257788, 1518020, 1572235, 1897525, 2201129, 2246050, 3144470, 3795050, 4402258, 4492100, 6288940, 7590100, 7861175, 8804516, 11005645, 15722350, 22011290, 31444700, 44022580, 55028225, 110056450, 220112900]

約数ペア:

[(1, 220112900), (2, 110056450), (4, 55028225), (5, 44022580), (7, 31444700), (10, 22011290), (14, 15722350), (20, 11005645), (25, 8804516), (28, 7861175), (29, 7590100), (35, 6288940), (49, 4492100), (50, 4402258), (58, 3795050), (70, 3144470), (98, 2246050), (100, 2201129), (116, 1897525), (140, 1572235), (145, 1518020), (175, 1257788), (196, 1123025), (203, 1084300), (245, 898420), (290, 759010), (350, 628894), (406, 542150), (490, 449210), (580, 379505), (700, 314447), (725, 303604), (812, 271075), (980, 224605), (1015, 216860), (1225, 179684), (1421, 154900), (1450, 151802), (1549, 142100), (2030, 108430), (2450, 89842), (2842, 77450), (2900, 75901), (3098, 71050), (4060, 54215), (4900, 44921), (5075, 43372), (5684, 38725), (6196, 35525), (7105, 30980), (7745, 28420), (10150, 21686), (10843, 20300), (14210, 15490)]