837640960

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:814

約数の個数: 144

約数和(自身を含む): 2194274880

約数和(自身を除く): 1356633920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 128, 130, 142, 160, 208, 256, 260, 284, 320, 355, 416, 520, 568, 640, 709, 710, 832, 923, 1040, 1136, 1280, 1418, 1420, 1664, 1846, 2080, 2272, 2836, 2840, 3328, 3545, 3692, 4160, 4544, 4615, 5672, 5680, 7090, 7384, 8320, 9088, 9217, 9230, 11344, 11360, 14180, 14768, 16640, 18176, 18434, 18460, 22688, 22720, 28360, 29536, 36868, 36920, 45376, 45440, 46085, 50339, 56720, 59072, 73736, 73840, 90752, 90880, 92170, 100678, 113440, 118144, 147472, 147680, 181504, 184340, 201356, 226880, 236288, 251695, 294944, 295360, 368680, 402712, 453760, 503390, 589888, 590720, 654407, 737360, 805424, 907520, 1006780, 1179776, 1181440, 1308814, 1474720, 1610848, 2013560, 2359552, 2617628, 2949440, 3221696, 3272035, 4027120, 5235256, 5898880, 6443392, 6544070, 8054240, 10470512, 11797760, 12886784, 13088140, 16108480, 20941024, 26176280, 32216960, 41882048, 52352560, 64433920, 83764096, 104705120, 167528192, 209410240, 418820480, 837640960]

約数ペア:

[(1, 837640960), (2, 418820480), (4, 209410240), (5, 167528192), (8, 104705120), (10, 83764096), (13, 64433920), (16, 52352560), (20, 41882048), (26, 32216960), (32, 26176280), (40, 20941024), (52, 16108480), (64, 13088140), (65, 12886784), (71, 11797760), (80, 10470512), (104, 8054240), (128, 6544070), (130, 6443392), (142, 5898880), (160, 5235256), (208, 4027120), (256, 3272035), (260, 3221696), (284, 2949440), (320, 2617628), (355, 2359552), (416, 2013560), (520, 1610848), (568, 1474720), (640, 1308814), (709, 1181440), (710, 1179776), (832, 1006780), (923, 907520), (1040, 805424), (1136, 737360), (1280, 654407), (1418, 590720), (1420, 589888), (1664, 503390), (1846, 453760), (2080, 402712), (2272, 368680), (2836, 295360), (2840, 294944), (3328, 251695), (3545, 236288), (3692, 226880), (4160, 201356), (4544, 184340), (4615, 181504), (5672, 147680), (5680, 147472), (7090, 118144), (7384, 113440), (8320, 100678), (9088, 92170), (9217, 90880), (9230, 90752), (11344, 73840), (11360, 73736), (14180, 59072), (14768, 56720), (16640, 50339), (18176, 46085), (18434, 45440), (18460, 45376), (22688, 36920), (22720, 36868), (28360, 29536)]