161487216

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 160

約数和(自身を含む): 535680000

約数和(自身を除く): 374192784

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 27, 33, 34, 36, 44, 48, 51, 54, 66, 68, 72, 88, 99, 102, 108, 132, 136, 144, 153, 176, 187, 198, 204, 216, 264, 272, 297, 306, 374, 396, 408, 432, 459, 528, 561, 594, 612, 748, 792, 816, 918, 1122, 1188, 1224, 1496, 1584, 1683, 1836, 1999, 2244, 2376, 2448, 2992, 3366, 3672, 3998, 4488, 4752, 5049, 5997, 6732, 7344, 7996, 8976, 10098, 11994, 13464, 15992, 17991, 20196, 21989, 23988, 26928, 31984, 33983, 35982, 40392, 43978, 47976, 53973, 65967, 67966, 71964, 80784, 87956, 95952, 101949, 107946, 131934, 135932, 143928, 175912, 197901, 203898, 215892, 263868, 271864, 287856, 305847, 351824, 373813, 395802, 407796, 431784, 527736, 543728, 593703, 611694, 747626, 791604, 815592, 863568, 917541, 1055472, 1121439, 1187406, 1223388, 1495252, 1583208, 1631184, 1835082, 2242878, 2374812, 2446776, 2990504, 3166416, 3364317, 3670164, 4485756, 4749624, 4893552, 5981008, 6728634, 7340328, 8971512, 9499248, 10092951, 13457268, 14680656, 17943024, 20185902, 26914536, 40371804, 53829072, 80743608, 161487216]

約数ペア:

[(1, 161487216), (2, 80743608), (3, 53829072), (4, 40371804), (6, 26914536), (8, 20185902), (9, 17943024), (11, 14680656), (12, 13457268), (16, 10092951), (17, 9499248), (18, 8971512), (22, 7340328), (24, 6728634), (27, 5981008), (33, 4893552), (34, 4749624), (36, 4485756), (44, 3670164), (48, 3364317), (51, 3166416), (54, 2990504), (66, 2446776), (68, 2374812), (72, 2242878), (88, 1835082), (99, 1631184), (102, 1583208), (108, 1495252), (132, 1223388), (136, 1187406), (144, 1121439), (153, 1055472), (176, 917541), (187, 863568), (198, 815592), (204, 791604), (216, 747626), (264, 611694), (272, 593703), (297, 543728), (306, 527736), (374, 431784), (396, 407796), (408, 395802), (432, 373813), (459, 351824), (528, 305847), (561, 287856), (594, 271864), (612, 263868), (748, 215892), (792, 203898), (816, 197901), (918, 175912), (1122, 143928), (1188, 135932), (1224, 131934), (1496, 107946), (1584, 101949), (1683, 95952), (1836, 87956), (1999, 80784), (2244, 71964), (2376, 67966), (2448, 65967), (2992, 53973), (3366, 47976), (3672, 43978), (3998, 40392), (4488, 35982), (4752, 33983), (5049, 31984), (5997, 26928), (6732, 23988), (7344, 21989), (7996, 20196), (8976, 17991), (10098, 15992), (11994, 13464)]