847812160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 168

約数和(自身を含む): 2230578216

約数和(自身を除く): 1382766056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 169, 208, 244, 257, 260, 305, 320, 338, 416, 488, 514, 520, 610, 676, 793, 832, 845, 976, 1028, 1040, 1220, 1285, 1352, 1586, 1690, 1952, 2056, 2080, 2440, 2570, 2704, 3172, 3341, 3380, 3904, 3965, 4112, 4160, 4880, 5140, 5408, 6344, 6682, 6760, 7930, 8224, 9760, 10280, 10309, 10816, 12688, 13364, 13520, 15677, 15860, 16448, 16705, 19520, 20560, 20618, 25376, 26728, 27040, 31354, 31720, 33410, 41120, 41236, 43433, 50752, 51545, 53456, 54080, 62708, 63440, 66820, 78385, 82240, 82472, 86866, 103090, 106912, 125416, 126880, 133640, 156770, 164944, 173732, 203801, 206180, 213824, 217165, 250832, 253760, 267280, 313540, 329888, 347464, 407602, 412360, 434330, 501664, 534560, 627080, 659776, 694928, 815204, 824720, 868660, 1003328, 1019005, 1069120, 1254160, 1389856, 1630408, 1649440, 1737320, 2038010, 2508320, 2649413, 2779712, 3260816, 3298880, 3474640, 4076020, 5016640, 5298826, 6521632, 6949280, 8152040, 10597652, 13043264, 13247065, 13898560, 16304080, 21195304, 26494130, 32608160, 42390608, 52988260, 65216320, 84781216, 105976520, 169562432, 211953040, 423906080, 847812160]

約数ペア:

[(1, 847812160), (2, 423906080), (4, 211953040), (5, 169562432), (8, 105976520), (10, 84781216), (13, 65216320), (16, 52988260), (20, 42390608), (26, 32608160), (32, 26494130), (40, 21195304), (52, 16304080), (61, 13898560), (64, 13247065), (65, 13043264), (80, 10597652), (104, 8152040), (122, 6949280), (130, 6521632), (160, 5298826), (169, 5016640), (208, 4076020), (244, 3474640), (257, 3298880), (260, 3260816), (305, 2779712), (320, 2649413), (338, 2508320), (416, 2038010), (488, 1737320), (514, 1649440), (520, 1630408), (610, 1389856), (676, 1254160), (793, 1069120), (832, 1019005), (845, 1003328), (976, 868660), (1028, 824720), (1040, 815204), (1220, 694928), (1285, 659776), (1352, 627080), (1586, 534560), (1690, 501664), (1952, 434330), (2056, 412360), (2080, 407602), (2440, 347464), (2570, 329888), (2704, 313540), (3172, 267280), (3341, 253760), (3380, 250832), (3904, 217165), (3965, 213824), (4112, 206180), (4160, 203801), (4880, 173732), (5140, 164944), (5408, 156770), (6344, 133640), (6682, 126880), (6760, 125416), (7930, 106912), (8224, 103090), (9760, 86866), (10280, 82472), (10309, 82240), (10816, 78385), (12688, 66820), (13364, 63440), (13520, 62708), (15677, 54080), (15860, 53456), (16448, 51545), (16705, 50752), (19520, 43433), (20560, 41236), (20618, 41120), (25376, 33410), (26728, 31720), (27040, 31354)]