221663808

素因数分解:

$2^6\times 3^2\times {\mathrm{53}}^2\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 126

約数和(自身を含む): 652300194

約数和(自身を除く): 430636386

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 72, 96, 106, 137, 144, 159, 192, 212, 274, 288, 318, 411, 424, 477, 548, 576, 636, 822, 848, 954, 1096, 1233, 1272, 1644, 1696, 1908, 2192, 2466, 2544, 2809, 3288, 3392, 3816, 4384, 4932, 5088, 5618, 6576, 7261, 7632, 8427, 8768, 9864, 10176, 11236, 13152, 14522, 15264, 16854, 19728, 21783, 22472, 25281, 26304, 29044, 30528, 33708, 39456, 43566, 44944, 50562, 58088, 65349, 67416, 78912, 87132, 89888, 101124, 116176, 130698, 134832, 174264, 179776, 202248, 232352, 261396, 269664, 348528, 384833, 404496, 464704, 522792, 539328, 697056, 769666, 808992, 1045584, 1154499, 1394112, 1539332, 1617984, 2091168, 2308998, 3078664, 3463497, 4182336, 4617996, 6157328, 6926994, 9235992, 12314656, 13853988, 18471984, 24629312, 27707976, 36943968, 55415952, 73887936, 110831904, 221663808]

約数ペア:

[(1, 221663808), (2, 110831904), (3, 73887936), (4, 55415952), (6, 36943968), (8, 27707976), (9, 24629312), (12, 18471984), (16, 13853988), (18, 12314656), (24, 9235992), (32, 6926994), (36, 6157328), (48, 4617996), (53, 4182336), (64, 3463497), (72, 3078664), (96, 2308998), (106, 2091168), (137, 1617984), (144, 1539332), (159, 1394112), (192, 1154499), (212, 1045584), (274, 808992), (288, 769666), (318, 697056), (411, 539328), (424, 522792), (477, 464704), (548, 404496), (576, 384833), (636, 348528), (822, 269664), (848, 261396), (954, 232352), (1096, 202248), (1233, 179776), (1272, 174264), (1644, 134832), (1696, 130698), (1908, 116176), (2192, 101124), (2466, 89888), (2544, 87132), (2809, 78912), (3288, 67416), (3392, 65349), (3816, 58088), (4384, 50562), (4932, 44944), (5088, 43566), (5618, 39456), (6576, 33708), (7261, 30528), (7632, 29044), (8427, 26304), (8768, 25281), (9864, 22472), (10176, 21783), (11236, 19728), (13152, 16854), (14522, 15264)]