291216936

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 803727360

約数和(自身を除く): 512510424

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 37, 51, 68, 74, 101, 102, 111, 136, 148, 191, 202, 204, 222, 296, 303, 382, 404, 408, 444, 573, 606, 629, 764, 808, 888, 1146, 1212, 1258, 1528, 1717, 1887, 2292, 2424, 2516, 3247, 3434, 3737, 3774, 4584, 5032, 5151, 6494, 6868, 7067, 7474, 7548, 9741, 10302, 11211, 12988, 13736, 14134, 14948, 15096, 19291, 19482, 20604, 21201, 22422, 25976, 28268, 29896, 38582, 38964, 41208, 42402, 44844, 56536, 57873, 63529, 77164, 77928, 84804, 89688, 115746, 120139, 127058, 154328, 169608, 190587, 231492, 240278, 254116, 327947, 360417, 381174, 462984, 480556, 508232, 655894, 713767, 720834, 762348, 961112, 983841, 1311788, 1427534, 1441668, 1524696, 1967682, 2141301, 2623576, 2855068, 2883336, 3935364, 4282602, 5710136, 7870728, 8565204, 12134039, 17130408, 24268078, 36402117, 48536156, 72804234, 97072312, 145608468, 291216936]

約数ペア:

[(1, 291216936), (2, 145608468), (3, 97072312), (4, 72804234), (6, 48536156), (8, 36402117), (12, 24268078), (17, 17130408), (24, 12134039), (34, 8565204), (37, 7870728), (51, 5710136), (68, 4282602), (74, 3935364), (101, 2883336), (102, 2855068), (111, 2623576), (136, 2141301), (148, 1967682), (191, 1524696), (202, 1441668), (204, 1427534), (222, 1311788), (296, 983841), (303, 961112), (382, 762348), (404, 720834), (408, 713767), (444, 655894), (573, 508232), (606, 480556), (629, 462984), (764, 381174), (808, 360417), (888, 327947), (1146, 254116), (1212, 240278), (1258, 231492), (1528, 190587), (1717, 169608), (1887, 154328), (2292, 127058), (2424, 120139), (2516, 115746), (3247, 89688), (3434, 84804), (3737, 77928), (3774, 77164), (4584, 63529), (5032, 57873), (5151, 56536), (6494, 44844), (6868, 42402), (7067, 41208), (7474, 38964), (7548, 38582), (9741, 29896), (10302, 28268), (11211, 25976), (12988, 22422), (13736, 21201), (14134, 20604), (14948, 19482), (15096, 19291)]