19772160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 66716160

約数和(自身を除く): 46944000

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, 271, 285, 304, 320, 380, 384, 456, 480, 542, 570, 608, 640, 760, 768, 813, 912, 960, 1084, 1140, 1216, 1280, 1355, 1520, 1626, 1824, 1920, 2168, 2280, 2432, 2710, 3040, 3252, 3648, 3840, 4065, 4336, 4560, 4864, 5149, 5420, 6080, 6504, 7296, 8130, 8672, 9120, 10298, 10840, 12160, 13008, 14592, 15447, 16260, 17344, 18240, 20596, 21680, 24320, 25745, 26016, 30894, 32520, 34688, 36480, 41192, 43360, 51490, 52032, 61788, 65040, 69376, 72960, 77235, 82384, 86720, 102980, 104064, 123576, 130080, 154470, 164768, 173440, 205960, 208128, 247152, 260160, 308940, 329536, 346880, 411920, 494304, 520320, 617880, 659072, 823840, 988608, 1040640, 1235760, 1318144, 1647680, 1977216, 2471520, 3295360, 3954432, 4943040, 6590720, 9886080, 19772160]

約数ペア:

[(1, 19772160), (2, 9886080), (3, 6590720), (4, 4943040), (5, 3954432), (6, 3295360), (8, 2471520), (10, 1977216), (12, 1647680), (15, 1318144), (16, 1235760), (19, 1040640), (20, 988608), (24, 823840), (30, 659072), (32, 617880), (38, 520320), (40, 494304), (48, 411920), (57, 346880), (60, 329536), (64, 308940), (76, 260160), (80, 247152), (95, 208128), (96, 205960), (114, 173440), (120, 164768), (128, 154470), (152, 130080), (160, 123576), (190, 104064), (192, 102980), (228, 86720), (240, 82384), (256, 77235), (271, 72960), (285, 69376), (304, 65040), (320, 61788), (380, 52032), (384, 51490), (456, 43360), (480, 41192), (542, 36480), (570, 34688), (608, 32520), (640, 30894), (760, 26016), (768, 25745), (813, 24320), (912, 21680), (960, 20596), (1084, 18240), (1140, 17344), (1216, 16260), (1280, 15447), (1355, 14592), (1520, 13008), (1626, 12160), (1824, 10840), (1920, 10298), (2168, 9120), (2280, 8672), (2432, 8130), (2710, 7296), (3040, 6504), (3252, 6080), (3648, 5420), (3840, 5149), (4065, 4864), (4336, 4560)]