144971520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2030

約数の個数: 144

約数和(自身を含む): 487616640

約数和(自身を除く): 342645120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 1987, 2280, 2432, 3040, 3648, 3840, 3974, 4560, 4864, 5961, 6080, 7296, 7948, 9120, 9935, 11922, 12160, 14592, 15896, 18240, 19870, 23844, 24320, 29805, 31792, 36480, 37753, 39740, 47688, 59610, 63584, 72960, 75506, 79480, 95376, 113259, 119220, 127168, 151012, 158960, 188765, 190752, 226518, 238440, 254336, 302024, 317920, 377530, 381504, 453036, 476880, 508672, 566295, 604048, 635840, 755060, 763008, 906072, 953760, 1132590, 1208096, 1271680, 1510120, 1526016, 1812144, 1907520, 2265180, 2416192, 2543360, 3020240, 3624288, 3815040, 4530360, 4832384, 6040480, 7248576, 7630080, 9060720, 9664768, 12080960, 14497152, 18121440, 24161920, 28994304, 36242880, 48323840, 72485760, 144971520]

約数ペア:

[(1, 144971520), (2, 72485760), (3, 48323840), (4, 36242880), (5, 28994304), (6, 24161920), (8, 18121440), (10, 14497152), (12, 12080960), (15, 9664768), (16, 9060720), (19, 7630080), (20, 7248576), (24, 6040480), (30, 4832384), (32, 4530360), (38, 3815040), (40, 3624288), (48, 3020240), (57, 2543360), (60, 2416192), (64, 2265180), (76, 1907520), (80, 1812144), (95, 1526016), (96, 1510120), (114, 1271680), (120, 1208096), (128, 1132590), (152, 953760), (160, 906072), (190, 763008), (192, 755060), (228, 635840), (240, 604048), (256, 566295), (285, 508672), (304, 476880), (320, 453036), (380, 381504), (384, 377530), (456, 317920), (480, 302024), (570, 254336), (608, 238440), (640, 226518), (760, 190752), (768, 188765), (912, 158960), (960, 151012), (1140, 127168), (1216, 119220), (1280, 113259), (1520, 95376), (1824, 79480), (1920, 75506), (1987, 72960), (2280, 63584), (2432, 59610), (3040, 47688), (3648, 39740), (3840, 37753), (3974, 36480), (4560, 31792), (4864, 29805), (5961, 24320), (6080, 23844), (7296, 19870), (7948, 18240), (9120, 15896), (9935, 14592), (11922, 12160)]