227989738940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1\times {\mathrm{2153}}^1$

素因数の和:3743

約数の個数: 96

約数和(自身を含む): 496539046080

約数和(自身を除く): 268549307140

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 89, 164, 178, 205, 356, 410, 445, 820, 890, 1451, 1780, 2153, 2902, 3649, 4306, 5804, 7255, 7298, 8612, 10765, 14510, 14596, 18245, 21530, 29020, 36490, 43060, 59491, 72980, 88273, 118982, 129139, 176546, 191617, 237964, 258278, 297455, 353092, 383234, 441365, 516556, 594910, 645695, 766468, 882730, 958085, 1189820, 1291390, 1765460, 1916170, 2582780, 3124003, 3832340, 5294699, 6248006, 7856297, 10589398, 12496012, 15620015, 15712594, 21178796, 26473495, 31240030, 31425188, 39281485, 52946990, 62480060, 78562970, 105893980, 128084123, 157125940, 256168246, 278036267, 512336492, 556072534, 640420615, 1112145068, 1280841230, 1390181335, 2561682460, 2780362670, 5560725340, 11399486947, 22798973894, 45597947788, 56997434735, 113994869470, 227989738940]

約数ペア:

[(1, 227989738940), (2, 113994869470), (4, 56997434735), (5, 45597947788), (10, 22798973894), (20, 11399486947), (41, 5560725340), (82, 2780362670), (89, 2561682460), (164, 1390181335), (178, 1280841230), (205, 1112145068), (356, 640420615), (410, 556072534), (445, 512336492), (820, 278036267), (890, 256168246), (1451, 157125940), (1780, 128084123), (2153, 105893980), (2902, 78562970), (3649, 62480060), (4306, 52946990), (5804, 39281485), (7255, 31425188), (7298, 31240030), (8612, 26473495), (10765, 21178796), (14510, 15712594), (14596, 15620015), (18245, 12496012), (21530, 10589398), (29020, 7856297), (36490, 6248006), (43060, 5294699), (59491, 3832340), (72980, 3124003), (88273, 2582780), (118982, 1916170), (129139, 1765460), (176546, 1291390), (191617, 1189820), (237964, 958085), (258278, 882730), (297455, 766468), (353092, 645695), (383234, 594910), (441365, 516556)]