263120220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7817}}^1$

素因数の和:7860

約数の個数: 144

約数和(自身を含む): 922023648

約数和(自身を除く): 658903428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 990, 1020, 1122, 1530, 1683, 1870, 1980, 2244, 2805, 3060, 3366, 3740, 5610, 6732, 7817, 8415, 11220, 15634, 16830, 23451, 31268, 33660, 39085, 46902, 70353, 78170, 85987, 93804, 117255, 132889, 140706, 156340, 171974, 234510, 257961, 265778, 281412, 343948, 351765, 398667, 429935, 469020, 515922, 531556, 664445, 703530, 773883, 797334, 859870, 1031844, 1196001, 1289805, 1328890, 1407060, 1461779, 1547766, 1594668, 1719740, 1993335, 2392002, 2579610, 2657780, 2923558, 3095532, 3869415, 3986670, 4385337, 4784004, 5159220, 5847116, 5980005, 7308895, 7738830, 7973340, 8770674, 11960010, 13156011, 14617790, 15477660, 17541348, 21926685, 23920020, 26312022, 29235580, 43853370, 52624044, 65780055, 87706740, 131560110, 263120220]

約数ペア:

[(1, 263120220), (2, 131560110), (3, 87706740), (4, 65780055), (5, 52624044), (6, 43853370), (9, 29235580), (10, 26312022), (11, 23920020), (12, 21926685), (15, 17541348), (17, 15477660), (18, 14617790), (20, 13156011), (22, 11960010), (30, 8770674), (33, 7973340), (34, 7738830), (36, 7308895), (44, 5980005), (45, 5847116), (51, 5159220), (55, 4784004), (60, 4385337), (66, 3986670), (68, 3869415), (85, 3095532), (90, 2923558), (99, 2657780), (102, 2579610), (110, 2392002), (132, 1993335), (153, 1719740), (165, 1594668), (170, 1547766), (180, 1461779), (187, 1407060), (198, 1328890), (204, 1289805), (220, 1196001), (255, 1031844), (306, 859870), (330, 797334), (340, 773883), (374, 703530), (396, 664445), (495, 531556), (510, 515922), (561, 469020), (612, 429935), (660, 398667), (748, 351765), (765, 343948), (935, 281412), (990, 265778), (1020, 257961), (1122, 234510), (1530, 171974), (1683, 156340), (1870, 140706), (1980, 132889), (2244, 117255), (2805, 93804), (3060, 85987), (3366, 78170), (3740, 70353), (5610, 46902), (6732, 39085), (7817, 33660), (8415, 31268), (11220, 23451), (15634, 16830)]