161355168

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:707

約数の個数: 144

約数和(自身を含む): 501935616

約数和(自身を除く): 340580448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 71, 72, 78, 96, 104, 117, 142, 144, 156, 208, 213, 234, 284, 288, 312, 416, 426, 468, 568, 607, 624, 639, 852, 923, 936, 1136, 1214, 1248, 1278, 1704, 1821, 1846, 1872, 2272, 2428, 2556, 2769, 3408, 3642, 3692, 3744, 4856, 5112, 5463, 5538, 6816, 7284, 7384, 7891, 8307, 9712, 10224, 10926, 11076, 14568, 14768, 15782, 16614, 19424, 20448, 21852, 22152, 23673, 29136, 29536, 31564, 33228, 43097, 43704, 44304, 47346, 58272, 63128, 66456, 71019, 86194, 87408, 88608, 94692, 126256, 129291, 132912, 142038, 172388, 174816, 189384, 252512, 258582, 265824, 284076, 344776, 378768, 387873, 517164, 560261, 568152, 689552, 757536, 775746, 1034328, 1120522, 1136304, 1379104, 1551492, 1680783, 2068656, 2241044, 2272608, 3102984, 3361566, 4137312, 4482088, 5042349, 6205968, 6723132, 8964176, 10084698, 12411936, 13446264, 17928352, 20169396, 26892528, 40338792, 53785056, 80677584, 161355168]

約数ペア:

[(1, 161355168), (2, 80677584), (3, 53785056), (4, 40338792), (6, 26892528), (8, 20169396), (9, 17928352), (12, 13446264), (13, 12411936), (16, 10084698), (18, 8964176), (24, 6723132), (26, 6205968), (32, 5042349), (36, 4482088), (39, 4137312), (48, 3361566), (52, 3102984), (71, 2272608), (72, 2241044), (78, 2068656), (96, 1680783), (104, 1551492), (117, 1379104), (142, 1136304), (144, 1120522), (156, 1034328), (208, 775746), (213, 757536), (234, 689552), (284, 568152), (288, 560261), (312, 517164), (416, 387873), (426, 378768), (468, 344776), (568, 284076), (607, 265824), (624, 258582), (639, 252512), (852, 189384), (923, 174816), (936, 172388), (1136, 142038), (1214, 132912), (1248, 129291), (1278, 126256), (1704, 94692), (1821, 88608), (1846, 87408), (1872, 86194), (2272, 71019), (2428, 66456), (2556, 63128), (2769, 58272), (3408, 47346), (3642, 44304), (3692, 43704), (3744, 43097), (4856, 33228), (5112, 31564), (5463, 29536), (5538, 29136), (6816, 23673), (7284, 22152), (7384, 21852), (7891, 20448), (8307, 19424), (9712, 16614), (10224, 15782), (10926, 14768), (11076, 14568)]