208457940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{839}}^1$

素因数の和:993

約数の個数: 96

約数和(自身を含む): 604558080

約数和(自身を除く): 396100140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 101, 123, 164, 202, 205, 246, 303, 404, 410, 492, 505, 606, 615, 820, 839, 1010, 1212, 1230, 1515, 1678, 2020, 2460, 2517, 3030, 3356, 4141, 4195, 5034, 6060, 8282, 8390, 10068, 12423, 12585, 16564, 16780, 20705, 24846, 25170, 34399, 41410, 49692, 50340, 62115, 68798, 82820, 84739, 103197, 124230, 137596, 169478, 171995, 206394, 248460, 254217, 338956, 343990, 412788, 423695, 508434, 515985, 687980, 847390, 1016868, 1031970, 1271085, 1694780, 2063940, 2542170, 3474299, 5084340, 6948598, 10422897, 13897196, 17371495, 20845794, 34742990, 41691588, 52114485, 69485980, 104228970, 208457940]

約数ペア:

[(1, 208457940), (2, 104228970), (3, 69485980), (4, 52114485), (5, 41691588), (6, 34742990), (10, 20845794), (12, 17371495), (15, 13897196), (20, 10422897), (30, 6948598), (41, 5084340), (60, 3474299), (82, 2542170), (101, 2063940), (123, 1694780), (164, 1271085), (202, 1031970), (205, 1016868), (246, 847390), (303, 687980), (404, 515985), (410, 508434), (492, 423695), (505, 412788), (606, 343990), (615, 338956), (820, 254217), (839, 248460), (1010, 206394), (1212, 171995), (1230, 169478), (1515, 137596), (1678, 124230), (2020, 103197), (2460, 84739), (2517, 82820), (3030, 68798), (3356, 62115), (4141, 50340), (4195, 49692), (5034, 41410), (6060, 34399), (8282, 25170), (8390, 24846), (10068, 20705), (12423, 16780), (12585, 16564)]