639156684

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{463}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 1622025216

約数和(自身を除く): 982868532

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 67, 68, 101, 102, 134, 201, 202, 204, 268, 303, 402, 404, 463, 606, 804, 926, 1139, 1212, 1389, 1717, 1852, 2278, 2778, 3417, 3434, 4556, 5151, 5556, 6767, 6834, 6868, 7871, 10302, 13534, 13668, 15742, 20301, 20604, 23613, 27068, 31021, 31484, 40602, 46763, 47226, 62042, 81204, 93063, 93526, 94452, 115039, 124084, 140289, 186126, 187052, 230078, 280578, 345117, 372252, 460156, 527357, 561156, 690234, 794971, 1054714, 1380468, 1582071, 1589942, 2109428, 2384913, 3133121, 3164142, 3179884, 4769826, 6266242, 6328284, 9399363, 9539652, 12532484, 18798726, 37597452, 53263057, 106526114, 159789171, 213052228, 319578342, 639156684]

約数ペア:

[(1, 639156684), (2, 319578342), (3, 213052228), (4, 159789171), (6, 106526114), (12, 53263057), (17, 37597452), (34, 18798726), (51, 12532484), (67, 9539652), (68, 9399363), (101, 6328284), (102, 6266242), (134, 4769826), (201, 3179884), (202, 3164142), (204, 3133121), (268, 2384913), (303, 2109428), (402, 1589942), (404, 1582071), (463, 1380468), (606, 1054714), (804, 794971), (926, 690234), (1139, 561156), (1212, 527357), (1389, 460156), (1717, 372252), (1852, 345117), (2278, 280578), (2778, 230078), (3417, 187052), (3434, 186126), (4556, 140289), (5151, 124084), (5556, 115039), (6767, 94452), (6834, 93526), (6868, 93063), (7871, 81204), (10302, 62042), (13534, 47226), (13668, 46763), (15742, 40602), (20301, 31484), (20604, 31021), (23613, 27068)]