161288712

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:908

約数の個数: 128

約数和(自身を含む): 489888000

約数和(自身を除く): 328599288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 71, 72, 78, 104, 108, 117, 142, 156, 213, 216, 234, 284, 312, 351, 426, 468, 568, 639, 702, 809, 852, 923, 936, 1278, 1404, 1618, 1704, 1846, 1917, 2427, 2556, 2769, 2808, 3236, 3692, 3834, 4854, 5112, 5538, 6472, 7281, 7384, 7668, 8307, 9708, 10517, 11076, 14562, 15336, 16614, 19416, 21034, 21843, 22152, 24921, 29124, 31551, 33228, 42068, 43686, 49842, 57439, 58248, 63102, 66456, 84136, 87372, 94653, 99684, 114878, 126204, 172317, 174744, 189306, 199368, 229756, 252408, 283959, 344634, 378612, 459512, 516951, 567918, 689268, 746707, 757224, 1033902, 1135836, 1378536, 1493414, 1550853, 2067804, 2240121, 2271672, 2986828, 3101706, 4135608, 4480242, 5973656, 6203412, 6720363, 8960484, 12406824, 13440726, 17920968, 20161089, 26881452, 40322178, 53762904, 80644356, 161288712]

約数ペア:

[(1, 161288712), (2, 80644356), (3, 53762904), (4, 40322178), (6, 26881452), (8, 20161089), (9, 17920968), (12, 13440726), (13, 12406824), (18, 8960484), (24, 6720363), (26, 6203412), (27, 5973656), (36, 4480242), (39, 4135608), (52, 3101706), (54, 2986828), (71, 2271672), (72, 2240121), (78, 2067804), (104, 1550853), (108, 1493414), (117, 1378536), (142, 1135836), (156, 1033902), (213, 757224), (216, 746707), (234, 689268), (284, 567918), (312, 516951), (351, 459512), (426, 378612), (468, 344634), (568, 283959), (639, 252408), (702, 229756), (809, 199368), (852, 189306), (923, 174744), (936, 172317), (1278, 126204), (1404, 114878), (1618, 99684), (1704, 94653), (1846, 87372), (1917, 84136), (2427, 66456), (2556, 63102), (2769, 58248), (2808, 57439), (3236, 49842), (3692, 43686), (3834, 42068), (4854, 33228), (5112, 31551), (5538, 29124), (6472, 24921), (7281, 22152), (7384, 21843), (7668, 21034), (8307, 19416), (9708, 16614), (10517, 15336), (11076, 14562)]