217441420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{1093}}^1$

素因数の和:1152

約数の個数: 96

約数和(自身を含む): 551376000

約数和(自身を除く): 333934580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 343, 406, 490, 580, 686, 812, 980, 1015, 1093, 1372, 1421, 1715, 2030, 2186, 2842, 3430, 4060, 4372, 5465, 5684, 6860, 7105, 7651, 9947, 10930, 14210, 15302, 19894, 21860, 28420, 30604, 31697, 38255, 39788, 49735, 53557, 63394, 76510, 99470, 107114, 126788, 153020, 158485, 198940, 214228, 221879, 267785, 316970, 374899, 443758, 535570, 633940, 749798, 887516, 1071140, 1109395, 1499596, 1553153, 1874495, 2218790, 3106306, 3748990, 4437580, 6212612, 7497980, 7765765, 10872071, 15531530, 21744142, 31063060, 43488284, 54360355, 108720710, 217441420]

約数ペア:

[(1, 217441420), (2, 108720710), (4, 54360355), (5, 43488284), (7, 31063060), (10, 21744142), (14, 15531530), (20, 10872071), (28, 7765765), (29, 7497980), (35, 6212612), (49, 4437580), (58, 3748990), (70, 3106306), (98, 2218790), (116, 1874495), (140, 1553153), (145, 1499596), (196, 1109395), (203, 1071140), (245, 887516), (290, 749798), (343, 633940), (406, 535570), (490, 443758), (580, 374899), (686, 316970), (812, 267785), (980, 221879), (1015, 214228), (1093, 198940), (1372, 158485), (1421, 153020), (1715, 126788), (2030, 107114), (2186, 99470), (2842, 76510), (3430, 63394), (4060, 53557), (4372, 49735), (5465, 39788), (5684, 38255), (6860, 31697), (7105, 30604), (7651, 28420), (9947, 21860), (10930, 19894), (14210, 15302)]