442655568

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{331}}^1$

素因数の和:633

約数の個数: 120

約数和(自身を含む): 1281230496

約数和(自身を除く): 838574928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 251, 296, 331, 333, 444, 502, 592, 662, 666, 753, 888, 993, 1004, 1324, 1332, 1506, 1776, 1986, 2008, 2259, 2648, 2664, 2979, 3012, 3972, 4016, 4518, 5296, 5328, 5958, 6024, 7944, 9036, 9287, 11916, 12048, 12247, 15888, 18072, 18574, 23832, 24494, 27861, 36144, 36741, 37148, 47664, 48988, 55722, 73482, 74296, 83081, 83583, 97976, 110223, 111444, 146964, 148592, 166162, 167166, 195952, 220446, 222888, 249243, 293928, 332324, 334332, 440892, 445776, 498486, 587856, 664648, 668664, 747729, 881784, 996972, 1329296, 1337328, 1495458, 1763568, 1993944, 2990916, 3073997, 3987888, 5981832, 6147994, 9221991, 11963664, 12295988, 18443982, 24591976, 27665973, 36887964, 49183952, 55331946, 73775928, 110663892, 147551856, 221327784, 442655568]

約数ペア:

[(1, 442655568), (2, 221327784), (3, 147551856), (4, 110663892), (6, 73775928), (8, 55331946), (9, 49183952), (12, 36887964), (16, 27665973), (18, 24591976), (24, 18443982), (36, 12295988), (37, 11963664), (48, 9221991), (72, 6147994), (74, 5981832), (111, 3987888), (144, 3073997), (148, 2990916), (222, 1993944), (251, 1763568), (296, 1495458), (331, 1337328), (333, 1329296), (444, 996972), (502, 881784), (592, 747729), (662, 668664), (666, 664648), (753, 587856), (888, 498486), (993, 445776), (1004, 440892), (1324, 334332), (1332, 332324), (1506, 293928), (1776, 249243), (1986, 222888), (2008, 220446), (2259, 195952), (2648, 167166), (2664, 166162), (2979, 148592), (3012, 146964), (3972, 111444), (4016, 110223), (4518, 97976), (5296, 83583), (5328, 83081), (5958, 74296), (6024, 73482), (7944, 55722), (9036, 48988), (9287, 47664), (11916, 37148), (12048, 36741), (12247, 36144), (15888, 27861), (18072, 24494), (18574, 23832)]