87420672

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2038

約数の個数: 108

約数和(自身を含む): 265454280

約数和(自身を除く): 178033608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 456, 576, 608, 684, 768, 912, 1152, 1216, 1368, 1824, 1997, 2304, 2432, 2736, 3648, 3994, 4864, 5472, 5991, 7296, 7988, 10944, 11982, 14592, 15976, 17973, 21888, 23964, 31952, 35946, 37943, 43776, 47928, 63904, 71892, 75886, 95856, 113829, 127808, 143784, 151772, 191712, 227658, 255616, 287568, 303544, 341487, 383424, 455316, 511232, 575136, 607088, 682974, 766848, 910632, 1150272, 1214176, 1365948, 1533696, 1821264, 2300544, 2428352, 2731896, 3642528, 4601088, 4856704, 5463792, 7285056, 9713408, 10927584, 14570112, 21855168, 29140224, 43710336, 87420672]

約数ペア:

[(1, 87420672), (2, 43710336), (3, 29140224), (4, 21855168), (6, 14570112), (8, 10927584), (9, 9713408), (12, 7285056), (16, 5463792), (18, 4856704), (19, 4601088), (24, 3642528), (32, 2731896), (36, 2428352), (38, 2300544), (48, 1821264), (57, 1533696), (64, 1365948), (72, 1214176), (76, 1150272), (96, 910632), (114, 766848), (128, 682974), (144, 607088), (152, 575136), (171, 511232), (192, 455316), (228, 383424), (256, 341487), (288, 303544), (304, 287568), (342, 255616), (384, 227658), (456, 191712), (576, 151772), (608, 143784), (684, 127808), (768, 113829), (912, 95856), (1152, 75886), (1216, 71892), (1368, 63904), (1824, 47928), (1997, 43776), (2304, 37943), (2432, 35946), (2736, 31952), (3648, 23964), (3994, 21888), (4864, 17973), (5472, 15976), (5991, 14592), (7296, 11982), (7988, 10944)]