68296480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{211}}^1$

素因数の和:267

約数の個数: 144

約数和(自身を含む): 196814016

約数和(自身を除く): 128517536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 211, 224, 238, 272, 280, 289, 340, 422, 476, 544, 560, 578, 595, 680, 844, 952, 1055, 1120, 1156, 1190, 1360, 1445, 1477, 1688, 1904, 2023, 2110, 2312, 2380, 2720, 2890, 2954, 3376, 3587, 3808, 4046, 4220, 4624, 4760, 5780, 5908, 6752, 7174, 7385, 8092, 8440, 9248, 9520, 10115, 11560, 11816, 14348, 14770, 16184, 16880, 17935, 19040, 20230, 23120, 23632, 25109, 28696, 29540, 32368, 33760, 35870, 40460, 46240, 47264, 50218, 57392, 59080, 60979, 64736, 71740, 80920, 100436, 114784, 118160, 121958, 125545, 143480, 161840, 200872, 236320, 243916, 251090, 286960, 304895, 323680, 401744, 426853, 487832, 502180, 573920, 609790, 803488, 853706, 975664, 1004360, 1219580, 1707412, 1951328, 2008720, 2134265, 2439160, 3414824, 4017440, 4268530, 4878320, 6829648, 8537060, 9756640, 13659296, 17074120, 34148240, 68296480]

約数ペア:

[(1, 68296480), (2, 34148240), (4, 17074120), (5, 13659296), (7, 9756640), (8, 8537060), (10, 6829648), (14, 4878320), (16, 4268530), (17, 4017440), (20, 3414824), (28, 2439160), (32, 2134265), (34, 2008720), (35, 1951328), (40, 1707412), (56, 1219580), (68, 1004360), (70, 975664), (80, 853706), (85, 803488), (112, 609790), (119, 573920), (136, 502180), (140, 487832), (160, 426853), (170, 401744), (211, 323680), (224, 304895), (238, 286960), (272, 251090), (280, 243916), (289, 236320), (340, 200872), (422, 161840), (476, 143480), (544, 125545), (560, 121958), (578, 118160), (595, 114784), (680, 100436), (844, 80920), (952, 71740), (1055, 64736), (1120, 60979), (1156, 59080), (1190, 57392), (1360, 50218), (1445, 47264), (1477, 46240), (1688, 40460), (1904, 35870), (2023, 33760), (2110, 32368), (2312, 29540), (2380, 28696), (2720, 25109), (2890, 23632), (2954, 23120), (3376, 20230), (3587, 19040), (3808, 17935), (4046, 16880), (4220, 16184), (4624, 14770), (4760, 14348), (5780, 11816), (5908, 11560), (6752, 10115), (7174, 9520), (7385, 9248), (8092, 8440)]