181374720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 584992800

約数和(自身を除く): 403618080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 149, 160, 192, 240, 256, 298, 317, 320, 384, 447, 480, 596, 634, 640, 745, 768, 894, 951, 960, 1192, 1268, 1280, 1490, 1585, 1788, 1902, 1920, 2235, 2384, 2536, 2980, 3170, 3576, 3804, 3840, 4470, 4755, 4768, 5072, 5960, 6340, 7152, 7608, 8940, 9510, 9536, 10144, 11920, 12680, 14304, 15216, 17880, 19020, 19072, 20288, 23840, 25360, 28608, 30432, 35760, 38040, 38144, 40576, 47233, 47680, 50720, 57216, 60864, 71520, 76080, 81152, 94466, 95360, 101440, 114432, 121728, 141699, 143040, 152160, 188932, 190720, 202880, 236165, 243456, 283398, 286080, 304320, 377864, 405760, 472330, 566796, 572160, 608640, 708495, 755728, 944660, 1133592, 1217280, 1416990, 1511456, 1889320, 2267184, 2833980, 3022912, 3778640, 4534368, 5667960, 6045824, 7557280, 9068736, 11335920, 12091648, 15114560, 18137472, 22671840, 30229120, 36274944, 45343680, 60458240, 90687360, 181374720]

約数ペア:

[(1, 181374720), (2, 90687360), (3, 60458240), (4, 45343680), (5, 36274944), (6, 30229120), (8, 22671840), (10, 18137472), (12, 15114560), (15, 12091648), (16, 11335920), (20, 9068736), (24, 7557280), (30, 6045824), (32, 5667960), (40, 4534368), (48, 3778640), (60, 3022912), (64, 2833980), (80, 2267184), (96, 1889320), (120, 1511456), (128, 1416990), (149, 1217280), (160, 1133592), (192, 944660), (240, 755728), (256, 708495), (298, 608640), (317, 572160), (320, 566796), (384, 472330), (447, 405760), (480, 377864), (596, 304320), (634, 286080), (640, 283398), (745, 243456), (768, 236165), (894, 202880), (951, 190720), (960, 188932), (1192, 152160), (1268, 143040), (1280, 141699), (1490, 121728), (1585, 114432), (1788, 101440), (1902, 95360), (1920, 94466), (2235, 81152), (2384, 76080), (2536, 71520), (2980, 60864), (3170, 57216), (3576, 50720), (3804, 47680), (3840, 47233), (4470, 40576), (4755, 38144), (4768, 38040), (5072, 35760), (5960, 30432), (6340, 28608), (7152, 25360), (7608, 23840), (8940, 20288), (9510, 19072), (9536, 19020), (10144, 17880), (11920, 15216), (12680, 14304)]