66568920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 256

約数和(自身を含む): 236390400

約数和(自身を除く): 169821480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 37, 40, 44, 47, 55, 58, 60, 66, 74, 87, 88, 94, 110, 111, 116, 120, 132, 141, 145, 148, 165, 174, 185, 188, 220, 222, 232, 235, 264, 282, 290, 296, 319, 330, 348, 370, 376, 407, 435, 440, 444, 470, 517, 555, 564, 580, 638, 660, 696, 705, 740, 814, 870, 888, 940, 957, 1034, 1073, 1110, 1128, 1160, 1221, 1276, 1320, 1363, 1410, 1480, 1551, 1595, 1628, 1739, 1740, 1880, 1914, 2035, 2068, 2146, 2220, 2442, 2552, 2585, 2726, 2820, 3102, 3190, 3219, 3256, 3478, 3480, 3828, 4070, 4089, 4136, 4292, 4440, 4785, 4884, 5170, 5217, 5365, 5452, 5640, 6105, 6204, 6380, 6438, 6815, 6956, 7656, 7755, 8140, 8178, 8584, 8695, 9570, 9768, 10340, 10434, 10730, 10904, 11803, 12210, 12408, 12760, 12876, 13630, 13912, 14993, 15510, 16095, 16280, 16356, 17390, 19129, 19140, 20445, 20680, 20868, 21460, 23606, 24420, 25752, 26085, 27260, 29986, 31020, 32190, 32712, 34780, 35409, 38258, 38280, 40890, 41736, 42920, 44979, 47212, 48840, 50431, 52170, 54520, 57387, 59015, 59972, 62040, 64380, 69560, 70818, 74965, 76516, 81780, 89958, 94424, 95645, 100862, 104340, 114774, 118030, 119944, 128760, 141636, 149930, 151293, 153032, 163560, 177045, 179916, 191290, 201724, 208680, 224895, 229548, 236060, 252155, 283272, 286935, 299860, 302586, 354090, 359832, 382580, 403448, 449790, 459096, 472120, 504310, 554741, 573870, 599720, 605172, 708180, 756465, 765160, 899580, 1008620, 1109482, 1147740, 1210344, 1416360, 1512930, 1664223, 1799160, 2017240, 2218964, 2295480, 2773705, 3025860, 3328446, 4437928, 5547410, 6051720, 6656892, 8321115, 11094820, 13313784, 16642230, 22189640, 33284460, 66568920]

約数ペア:

[(1, 66568920), (2, 33284460), (3, 22189640), (4, 16642230), (5, 13313784), (6, 11094820), (8, 8321115), (10, 6656892), (11, 6051720), (12, 5547410), (15, 4437928), (20, 3328446), (22, 3025860), (24, 2773705), (29, 2295480), (30, 2218964), (33, 2017240), (37, 1799160), (40, 1664223), (44, 1512930), (47, 1416360), (55, 1210344), (58, 1147740), (60, 1109482), (66, 1008620), (74, 899580), (87, 765160), (88, 756465), (94, 708180), (110, 605172), (111, 599720), (116, 573870), (120, 554741), (132, 504310), (141, 472120), (145, 459096), (148, 449790), (165, 403448), (174, 382580), (185, 359832), (188, 354090), (220, 302586), (222, 299860), (232, 286935), (235, 283272), (264, 252155), (282, 236060), (290, 229548), (296, 224895), (319, 208680), (330, 201724), (348, 191290), (370, 179916), (376, 177045), (407, 163560), (435, 153032), (440, 151293), (444, 149930), (470, 141636), (517, 128760), (555, 119944), (564, 118030), (580, 114774), (638, 104340), (660, 100862), (696, 95645), (705, 94424), (740, 89958), (814, 81780), (870, 76516), (888, 74965), (940, 70818), (957, 69560), (1034, 64380), (1073, 62040), (1110, 59972), (1128, 59015), (1160, 57387), (1221, 54520), (1276, 52170), (1320, 50431), (1363, 48840), (1410, 47212), (1480, 44979), (1551, 42920), (1595, 41736), (1628, 40890), (1739, 38280), (1740, 38258), (1880, 35409), (1914, 34780), (2035, 32712), (2068, 32190), (2146, 31020), (2220, 29986), (2442, 27260), (2552, 26085), (2585, 25752), (2726, 24420), (2820, 23606), (3102, 21460), (3190, 20868), (3219, 20680), (3256, 20445), (3478, 19140), (3480, 19129), (3828, 17390), (4070, 16356), (4089, 16280), (4136, 16095), (4292, 15510), (4440, 14993), (4785, 13912), (4884, 13630), (5170, 12876), (5217, 12760), (5365, 12408), (5452, 12210), (5640, 11803), (6105, 10904), (6204, 10730), (6380, 10434), (6438, 10340), (6815, 9768), (6956, 9570), (7656, 8695), (7755, 8584), (8140, 8178)]