686578068

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1102

約数の個数: 144

約数和(自身を含む): 1987824384

約数和(自身を除く): 1301246316

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 47, 66, 74, 94, 99, 111, 132, 141, 148, 188, 198, 222, 282, 333, 396, 407, 423, 444, 517, 564, 666, 814, 846, 997, 1034, 1221, 1332, 1551, 1628, 1692, 1739, 1994, 2068, 2442, 2991, 3102, 3478, 3663, 3988, 4653, 4884, 5217, 5982, 6204, 6956, 7326, 8973, 9306, 10434, 10967, 11964, 14652, 15651, 17946, 18612, 19129, 20868, 21934, 31302, 32901, 35892, 36889, 38258, 43868, 46859, 57387, 62604, 65802, 73778, 76516, 93718, 98703, 110667, 114774, 131604, 140577, 147556, 172161, 187436, 197406, 221334, 229548, 281154, 332001, 344322, 394812, 405779, 421731, 442668, 515449, 562308, 664002, 688644, 811558, 843462, 1030898, 1217337, 1328004, 1546347, 1623116, 1686924, 1733783, 2061796, 2434674, 3092694, 3467566, 3652011, 4639041, 4869348, 5201349, 6185388, 6935132, 7304022, 9278082, 10402698, 14608044, 15604047, 18556164, 19071613, 20805396, 31208094, 38143226, 57214839, 62416188, 76286452, 114429678, 171644517, 228859356, 343289034, 686578068]

約数ペア:

[(1, 686578068), (2, 343289034), (3, 228859356), (4, 171644517), (6, 114429678), (9, 76286452), (11, 62416188), (12, 57214839), (18, 38143226), (22, 31208094), (33, 20805396), (36, 19071613), (37, 18556164), (44, 15604047), (47, 14608044), (66, 10402698), (74, 9278082), (94, 7304022), (99, 6935132), (111, 6185388), (132, 5201349), (141, 4869348), (148, 4639041), (188, 3652011), (198, 3467566), (222, 3092694), (282, 2434674), (333, 2061796), (396, 1733783), (407, 1686924), (423, 1623116), (444, 1546347), (517, 1328004), (564, 1217337), (666, 1030898), (814, 843462), (846, 811558), (997, 688644), (1034, 664002), (1221, 562308), (1332, 515449), (1551, 442668), (1628, 421731), (1692, 405779), (1739, 394812), (1994, 344322), (2068, 332001), (2442, 281154), (2991, 229548), (3102, 221334), (3478, 197406), (3663, 187436), (3988, 172161), (4653, 147556), (4884, 140577), (5217, 131604), (5982, 114774), (6204, 110667), (6956, 98703), (7326, 93718), (8973, 76516), (9306, 73778), (10434, 65802), (10967, 62604), (11964, 57387), (14652, 46859), (15651, 43868), (17946, 38258), (18612, 36889), (19129, 35892), (20868, 32901), (21934, 31302)]