42447680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 112

約数和(自身を含む): 114117120

約数和(自身を除く): 71669440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 320, 341, 352, 389, 440, 496, 620, 682, 704, 778, 880, 992, 1240, 1364, 1556, 1705, 1760, 1945, 1984, 2480, 2728, 3112, 3410, 3520, 3890, 4279, 4960, 5456, 6224, 6820, 7780, 8558, 9920, 10912, 12059, 12448, 13640, 15560, 17116, 21395, 21824, 24118, 24896, 27280, 31120, 34232, 42790, 48236, 54560, 60295, 62240, 68464, 85580, 96472, 109120, 120590, 124480, 132649, 136928, 171160, 192944, 241180, 265298, 273856, 342320, 385888, 482360, 530596, 663245, 684640, 771776, 964720, 1061192, 1326490, 1369280, 1929440, 2122384, 2652980, 3858880, 4244768, 5305960, 8489536, 10611920, 21223840, 42447680]

約数ペア:

[(1, 42447680), (2, 21223840), (4, 10611920), (5, 8489536), (8, 5305960), (10, 4244768), (11, 3858880), (16, 2652980), (20, 2122384), (22, 1929440), (31, 1369280), (32, 1326490), (40, 1061192), (44, 964720), (55, 771776), (62, 684640), (64, 663245), (80, 530596), (88, 482360), (110, 385888), (124, 342320), (155, 273856), (160, 265298), (176, 241180), (220, 192944), (248, 171160), (310, 136928), (320, 132649), (341, 124480), (352, 120590), (389, 109120), (440, 96472), (496, 85580), (620, 68464), (682, 62240), (704, 60295), (778, 54560), (880, 48236), (992, 42790), (1240, 34232), (1364, 31120), (1556, 27280), (1705, 24896), (1760, 24118), (1945, 21824), (1984, 21395), (2480, 17116), (2728, 15560), (3112, 13640), (3410, 12448), (3520, 12059), (3890, 10912), (4279, 9920), (4960, 8558), (5456, 7780), (6224, 6820)]