68355840

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{2543}}^1$

素因数の和:2574

約数の個数: 144

約数和(自身を含む): 249596928

約数和(自身を除く): 181241088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2543, 2688, 3360, 3840, 4480, 5086, 5376, 6720, 7629, 8960, 10172, 12715, 13440, 15258, 17801, 20344, 25430, 26880, 30516, 35602, 38145, 40688, 50860, 53403, 61032, 71204, 76290, 81376, 89005, 101720, 106806, 122064, 142408, 152580, 162752, 178010, 203440, 213612, 244128, 267015, 284816, 305160, 325504, 356020, 406880, 427224, 488256, 534030, 569632, 610320, 651008, 712040, 813760, 854448, 976512, 1068060, 1139264, 1220640, 1424080, 1627520, 1708896, 1953024, 2136120, 2278528, 2441280, 2848160, 3255040, 3417792, 4272240, 4557056, 4882560, 5696320, 6835584, 8544480, 9765120, 11392640, 13671168, 17088960, 22785280, 34177920, 68355840]

約数ペア:

[(1, 68355840), (2, 34177920), (3, 22785280), (4, 17088960), (5, 13671168), (6, 11392640), (7, 9765120), (8, 8544480), (10, 6835584), (12, 5696320), (14, 4882560), (15, 4557056), (16, 4272240), (20, 3417792), (21, 3255040), (24, 2848160), (28, 2441280), (30, 2278528), (32, 2136120), (35, 1953024), (40, 1708896), (42, 1627520), (48, 1424080), (56, 1220640), (60, 1139264), (64, 1068060), (70, 976512), (80, 854448), (84, 813760), (96, 712040), (105, 651008), (112, 610320), (120, 569632), (128, 534030), (140, 488256), (160, 427224), (168, 406880), (192, 356020), (210, 325504), (224, 305160), (240, 284816), (256, 267015), (280, 244128), (320, 213612), (336, 203440), (384, 178010), (420, 162752), (448, 152580), (480, 142408), (560, 122064), (640, 106806), (672, 101720), (768, 89005), (840, 81376), (896, 76290), (960, 71204), (1120, 61032), (1280, 53403), (1344, 50860), (1680, 40688), (1792, 38145), (1920, 35602), (2240, 30516), (2543, 26880), (2688, 25430), (3360, 20344), (3840, 17801), (4480, 15258), (5086, 13440), (5376, 12715), (6720, 10172), (7629, 8960)]