161573280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:531

約数の個数: 192

約数和(自身を含む): 564350976

約数和(自身を除く): 402777696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 71, 80, 88, 96, 110, 120, 132, 142, 160, 165, 176, 213, 220, 240, 264, 284, 330, 352, 355, 426, 431, 440, 480, 528, 568, 660, 710, 781, 852, 862, 880, 1056, 1065, 1136, 1293, 1320, 1420, 1562, 1704, 1724, 1760, 2130, 2155, 2272, 2343, 2586, 2640, 2840, 3124, 3408, 3448, 3905, 4260, 4310, 4686, 4741, 5172, 5280, 5680, 6248, 6465, 6816, 6896, 7810, 8520, 8620, 9372, 9482, 10344, 11360, 11715, 12496, 12930, 13792, 14223, 15620, 17040, 17240, 18744, 18964, 20688, 23430, 23705, 24992, 25860, 28446, 30601, 31240, 34080, 34480, 37488, 37928, 41376, 46860, 47410, 51720, 56892, 61202, 62480, 68960, 71115, 74976, 75856, 91803, 93720, 94820, 103440, 113784, 122404, 124960, 142230, 151712, 153005, 183606, 187440, 189640, 206880, 227568, 244808, 284460, 306010, 336611, 367212, 374880, 379280, 455136, 459015, 489616, 568920, 612020, 673222, 734424, 758560, 918030, 979232, 1009833, 1137840, 1224040, 1346444, 1468848, 1683055, 1836060, 2019666, 2275680, 2448080, 2692888, 2937696, 3366110, 3672120, 4039332, 4896160, 5049165, 5385776, 6732220, 7344240, 8078664, 10098330, 10771552, 13464440, 14688480, 16157328, 20196660, 26928880, 32314656, 40393320, 53857760, 80786640, 161573280]

約数ペア:

[(1, 161573280), (2, 80786640), (3, 53857760), (4, 40393320), (5, 32314656), (6, 26928880), (8, 20196660), (10, 16157328), (11, 14688480), (12, 13464440), (15, 10771552), (16, 10098330), (20, 8078664), (22, 7344240), (24, 6732220), (30, 5385776), (32, 5049165), (33, 4896160), (40, 4039332), (44, 3672120), (48, 3366110), (55, 2937696), (60, 2692888), (66, 2448080), (71, 2275680), (80, 2019666), (88, 1836060), (96, 1683055), (110, 1468848), (120, 1346444), (132, 1224040), (142, 1137840), (160, 1009833), (165, 979232), (176, 918030), (213, 758560), (220, 734424), (240, 673222), (264, 612020), (284, 568920), (330, 489616), (352, 459015), (355, 455136), (426, 379280), (431, 374880), (440, 367212), (480, 336611), (528, 306010), (568, 284460), (660, 244808), (710, 227568), (781, 206880), (852, 189640), (862, 187440), (880, 183606), (1056, 153005), (1065, 151712), (1136, 142230), (1293, 124960), (1320, 122404), (1420, 113784), (1562, 103440), (1704, 94820), (1724, 93720), (1760, 91803), (2130, 75856), (2155, 74976), (2272, 71115), (2343, 68960), (2586, 62480), (2640, 61202), (2840, 56892), (3124, 51720), (3408, 47410), (3448, 46860), (3905, 41376), (4260, 37928), (4310, 37488), (4686, 34480), (4741, 34080), (5172, 31240), (5280, 30601), (5680, 28446), (6248, 25860), (6465, 24992), (6816, 23705), (6896, 23430), (7810, 20688), (8520, 18964), (8620, 18744), (9372, 17240), (9482, 17040), (10344, 15620), (11360, 14223), (11715, 13792), (12496, 12930)]