78407604

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:670

約数の個数: 144

約数和(自身を含む): 241375680

約数和(自身を除く): 162968076

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 19, 22, 33, 34, 36, 38, 44, 51, 57, 66, 68, 76, 99, 102, 114, 132, 153, 171, 187, 198, 204, 209, 228, 306, 323, 342, 374, 396, 418, 561, 612, 613, 627, 646, 684, 748, 836, 969, 1122, 1226, 1254, 1292, 1683, 1839, 1881, 1938, 2244, 2452, 2508, 2907, 3366, 3553, 3678, 3762, 3876, 5517, 5814, 6732, 6743, 7106, 7356, 7524, 10421, 10659, 11034, 11628, 11647, 13486, 14212, 20229, 20842, 21318, 22068, 23294, 26972, 31263, 31977, 34941, 40458, 41684, 42636, 46588, 60687, 62526, 63954, 69882, 80916, 93789, 104823, 114631, 121374, 125052, 127908, 128117, 139764, 187578, 197999, 209646, 229262, 242748, 256234, 343893, 375156, 384351, 395998, 419292, 458524, 512468, 593997, 687786, 768702, 791996, 1031679, 1153053, 1187994, 1375572, 1537404, 1781991, 2063358, 2177989, 2306106, 2375988, 3563982, 4126716, 4355978, 4612212, 6533967, 7127964, 8711956, 13067934, 19601901, 26135868, 39203802, 78407604]

約数ペア:

[(1, 78407604), (2, 39203802), (3, 26135868), (4, 19601901), (6, 13067934), (9, 8711956), (11, 7127964), (12, 6533967), (17, 4612212), (18, 4355978), (19, 4126716), (22, 3563982), (33, 2375988), (34, 2306106), (36, 2177989), (38, 2063358), (44, 1781991), (51, 1537404), (57, 1375572), (66, 1187994), (68, 1153053), (76, 1031679), (99, 791996), (102, 768702), (114, 687786), (132, 593997), (153, 512468), (171, 458524), (187, 419292), (198, 395998), (204, 384351), (209, 375156), (228, 343893), (306, 256234), (323, 242748), (342, 229262), (374, 209646), (396, 197999), (418, 187578), (561, 139764), (612, 128117), (613, 127908), (627, 125052), (646, 121374), (684, 114631), (748, 104823), (836, 93789), (969, 80916), (1122, 69882), (1226, 63954), (1254, 62526), (1292, 60687), (1683, 46588), (1839, 42636), (1881, 41684), (1938, 40458), (2244, 34941), (2452, 31977), (2508, 31263), (2907, 26972), (3366, 23294), (3553, 22068), (3678, 21318), (3762, 20842), (3876, 20229), (5517, 14212), (5814, 13486), (6732, 11647), (6743, 11628), (7106, 11034), (7356, 10659), (7524, 10421)]