421745724

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^2$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 1211263200

約数和(自身を除く): 789517476

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 29, 34, 36, 51, 54, 58, 68, 87, 89, 102, 108, 116, 153, 174, 178, 204, 261, 267, 306, 348, 356, 459, 493, 522, 534, 612, 783, 801, 918, 986, 1044, 1068, 1479, 1513, 1566, 1602, 1836, 1972, 2403, 2581, 2958, 3026, 3132, 3204, 4437, 4539, 4806, 5162, 5916, 6052, 7743, 7921, 8874, 9078, 9612, 10324, 13311, 13617, 15486, 15842, 17748, 18156, 23229, 23763, 26622, 27234, 30972, 31684, 40851, 43877, 46458, 47526, 53244, 54468, 69687, 71289, 81702, 87754, 92916, 95052, 131631, 134657, 139374, 142578, 163404, 175508, 213867, 229709, 263262, 269314, 278748, 285156, 394893, 403971, 427734, 459418, 526524, 538628, 689127, 789786, 807942, 855468, 918836, 1184679, 1211913, 1378254, 1579572, 1615884, 2067381, 2369358, 2423826, 2756508, 3635739, 3905053, 4134762, 4738716, 4847652, 6202143, 7271478, 7810106, 8269524, 11715159, 12404286, 14542956, 15620212, 23430318, 24808572, 35145477, 46860636, 70290954, 105436431, 140581908, 210872862, 421745724]

約数ペア:

[(1, 421745724), (2, 210872862), (3, 140581908), (4, 105436431), (6, 70290954), (9, 46860636), (12, 35145477), (17, 24808572), (18, 23430318), (27, 15620212), (29, 14542956), (34, 12404286), (36, 11715159), (51, 8269524), (54, 7810106), (58, 7271478), (68, 6202143), (87, 4847652), (89, 4738716), (102, 4134762), (108, 3905053), (116, 3635739), (153, 2756508), (174, 2423826), (178, 2369358), (204, 2067381), (261, 1615884), (267, 1579572), (306, 1378254), (348, 1211913), (356, 1184679), (459, 918836), (493, 855468), (522, 807942), (534, 789786), (612, 689127), (783, 538628), (801, 526524), (918, 459418), (986, 427734), (1044, 403971), (1068, 394893), (1479, 285156), (1513, 278748), (1566, 269314), (1602, 263262), (1836, 229709), (1972, 213867), (2403, 175508), (2581, 163404), (2958, 142578), (3026, 139374), (3132, 134657), (3204, 131631), (4437, 95052), (4539, 92916), (4806, 87754), (5162, 81702), (5916, 71289), (6052, 69687), (7743, 54468), (7921, 53244), (8874, 47526), (9078, 46458), (9612, 43877), (10324, 40851), (13311, 31684), (13617, 30972), (15486, 27234), (15842, 26622), (17748, 23763), (18156, 23229)]