449608140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:748

約数の個数: 144

約数和(自身を含む): 1432424448

約数和(自身を除く): 982816308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 223, 230, 276, 345, 414, 446, 460, 487, 669, 690, 828, 892, 974, 1035, 1115, 1338, 1380, 1461, 1948, 2007, 2070, 2230, 2435, 2676, 2922, 3345, 4014, 4140, 4383, 4460, 4870, 5129, 5844, 6690, 7305, 8028, 8766, 9740, 10035, 10258, 11201, 13380, 14610, 15387, 17532, 20070, 20516, 21915, 22402, 25645, 29220, 30774, 33603, 40140, 43830, 44804, 46161, 51290, 56005, 61548, 67206, 76935, 87660, 92322, 100809, 102580, 108601, 112010, 134412, 153870, 168015, 184644, 201618, 217202, 224020, 230805, 307740, 325803, 336030, 403236, 434404, 461610, 504045, 543005, 651606, 672060, 923220, 977409, 1008090, 1086010, 1303212, 1629015, 1954818, 2016180, 2172020, 2497823, 3258030, 3909636, 4887045, 4995646, 6516060, 7493469, 9774090, 9991292, 12489115, 14986938, 19548180, 22480407, 24978230, 29973876, 37467345, 44960814, 49956460, 74934690, 89921628, 112402035, 149869380, 224804070, 449608140]

約数ペア:

[(1, 449608140), (2, 224804070), (3, 149869380), (4, 112402035), (5, 89921628), (6, 74934690), (9, 49956460), (10, 44960814), (12, 37467345), (15, 29973876), (18, 24978230), (20, 22480407), (23, 19548180), (30, 14986938), (36, 12489115), (45, 9991292), (46, 9774090), (60, 7493469), (69, 6516060), (90, 4995646), (92, 4887045), (115, 3909636), (138, 3258030), (180, 2497823), (207, 2172020), (223, 2016180), (230, 1954818), (276, 1629015), (345, 1303212), (414, 1086010), (446, 1008090), (460, 977409), (487, 923220), (669, 672060), (690, 651606), (828, 543005), (892, 504045), (974, 461610), (1035, 434404), (1115, 403236), (1338, 336030), (1380, 325803), (1461, 307740), (1948, 230805), (2007, 224020), (2070, 217202), (2230, 201618), (2435, 184644), (2676, 168015), (2922, 153870), (3345, 134412), (4014, 112010), (4140, 108601), (4383, 102580), (4460, 100809), (4870, 92322), (5129, 87660), (5844, 76935), (6690, 67206), (7305, 61548), (8028, 56005), (8766, 51290), (9740, 46161), (10035, 44804), (10258, 43830), (11201, 40140), (13380, 33603), (14610, 30774), (15387, 29220), (17532, 25645), (20070, 22402), (20516, 21915)]