423143680

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 1083156480

約数和(自身を除く): 660012800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 127, 128, 137, 152, 160, 190, 254, 256, 274, 304, 320, 380, 508, 548, 608, 635, 640, 685, 760, 1016, 1096, 1216, 1270, 1280, 1370, 1520, 2032, 2192, 2413, 2432, 2540, 2603, 2740, 3040, 4064, 4384, 4826, 4864, 5080, 5206, 5480, 6080, 8128, 8768, 9652, 10160, 10412, 10960, 12065, 12160, 13015, 16256, 17399, 17536, 19304, 20320, 20824, 21920, 24130, 24320, 26030, 32512, 34798, 35072, 38608, 40640, 41648, 43840, 48260, 52060, 69596, 77216, 81280, 83296, 86995, 87680, 96520, 104120, 139192, 154432, 162560, 166592, 173990, 175360, 193040, 208240, 278384, 308864, 330581, 333184, 347980, 386080, 416480, 556768, 617728, 661162, 666368, 695960, 772160, 832960, 1113536, 1322324, 1391920, 1544320, 1652905, 1665920, 2227072, 2644648, 2783840, 3088640, 3305810, 3331840, 4454144, 5289296, 5567680, 6611620, 10578592, 11135360, 13223240, 21157184, 22270720, 26446480, 42314368, 52892960, 84628736, 105785920, 211571840, 423143680]

約数ペア:

[(1, 423143680), (2, 211571840), (4, 105785920), (5, 84628736), (8, 52892960), (10, 42314368), (16, 26446480), (19, 22270720), (20, 21157184), (32, 13223240), (38, 11135360), (40, 10578592), (64, 6611620), (76, 5567680), (80, 5289296), (95, 4454144), (127, 3331840), (128, 3305810), (137, 3088640), (152, 2783840), (160, 2644648), (190, 2227072), (254, 1665920), (256, 1652905), (274, 1544320), (304, 1391920), (320, 1322324), (380, 1113536), (508, 832960), (548, 772160), (608, 695960), (635, 666368), (640, 661162), (685, 617728), (760, 556768), (1016, 416480), (1096, 386080), (1216, 347980), (1270, 333184), (1280, 330581), (1370, 308864), (1520, 278384), (2032, 208240), (2192, 193040), (2413, 175360), (2432, 173990), (2540, 166592), (2603, 162560), (2740, 154432), (3040, 139192), (4064, 104120), (4384, 96520), (4826, 87680), (4864, 86995), (5080, 83296), (5206, 81280), (5480, 77216), (6080, 69596), (8128, 52060), (8768, 48260), (9652, 43840), (10160, 41648), (10412, 40640), (10960, 38608), (12065, 35072), (12160, 34798), (13015, 32512), (16256, 26030), (17399, 24320), (17536, 24130), (19304, 21920), (20320, 20824)]