71261892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 210515760

約数和(自身を除く): 139253868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 53, 68, 78, 102, 106, 117, 153, 156, 159, 169, 204, 212, 221, 234, 306, 318, 338, 442, 468, 477, 507, 612, 636, 663, 676, 689, 884, 901, 954, 1014, 1326, 1378, 1521, 1802, 1908, 1989, 2028, 2067, 2197, 2652, 2703, 2756, 2873, 3042, 3604, 3978, 4134, 4394, 5406, 5746, 6084, 6201, 6591, 7956, 8109, 8268, 8619, 8788, 8957, 10812, 11492, 11713, 12402, 13182, 16218, 17238, 17914, 19773, 23426, 24804, 25857, 26364, 26871, 32436, 34476, 35139, 35828, 37349, 39546, 46852, 51714, 53742, 70278, 74698, 79092, 80613, 103428, 105417, 107484, 112047, 116441, 140556, 149396, 152269, 161226, 210834, 224094, 232882, 304538, 322452, 336141, 349323, 421668, 448188, 456807, 465764, 609076, 672282, 698646, 913614, 1047969, 1344564, 1370421, 1397292, 1827228, 1979497, 2095938, 2740842, 3958994, 4191876, 5481684, 5938491, 7917988, 11876982, 17815473, 23753964, 35630946, 71261892]

約数ペア:

[(1, 71261892), (2, 35630946), (3, 23753964), (4, 17815473), (6, 11876982), (9, 7917988), (12, 5938491), (13, 5481684), (17, 4191876), (18, 3958994), (26, 2740842), (34, 2095938), (36, 1979497), (39, 1827228), (51, 1397292), (52, 1370421), (53, 1344564), (68, 1047969), (78, 913614), (102, 698646), (106, 672282), (117, 609076), (153, 465764), (156, 456807), (159, 448188), (169, 421668), (204, 349323), (212, 336141), (221, 322452), (234, 304538), (306, 232882), (318, 224094), (338, 210834), (442, 161226), (468, 152269), (477, 149396), (507, 140556), (612, 116441), (636, 112047), (663, 107484), (676, 105417), (689, 103428), (884, 80613), (901, 79092), (954, 74698), (1014, 70278), (1326, 53742), (1378, 51714), (1521, 46852), (1802, 39546), (1908, 37349), (1989, 35828), (2028, 35139), (2067, 34476), (2197, 32436), (2652, 26871), (2703, 26364), (2756, 25857), (2873, 24804), (3042, 23426), (3604, 19773), (3978, 17914), (4134, 17238), (4394, 16218), (5406, 13182), (5746, 12402), (6084, 11713), (6201, 11492), (6591, 10812), (7956, 8957), (8109, 8788), (8268, 8619)]