171902120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 445132800

約数和(自身を除く): 273230680

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 127, 130, 137, 152, 190, 247, 254, 260, 274, 380, 494, 508, 520, 548, 635, 685, 760, 988, 1016, 1096, 1235, 1270, 1370, 1651, 1781, 1976, 2413, 2470, 2540, 2603, 2740, 3302, 3562, 4826, 4940, 5080, 5206, 5480, 6604, 7124, 8255, 8905, 9652, 9880, 10412, 12065, 13015, 13208, 14248, 16510, 17399, 17810, 19304, 20824, 24130, 26030, 31369, 33020, 33839, 34798, 35620, 48260, 52060, 62738, 66040, 67678, 69596, 71240, 86995, 96520, 104120, 125476, 135356, 139192, 156845, 169195, 173990, 226187, 250952, 270712, 313690, 330581, 338390, 347980, 452374, 627380, 661162, 676780, 695960, 904748, 1130935, 1254760, 1322324, 1353560, 1652905, 1809496, 2261870, 2644648, 3305810, 4297553, 4523740, 6611620, 8595106, 9047480, 13223240, 17190212, 21487765, 34380424, 42975530, 85951060, 171902120]

約数ペア:

[(1, 171902120), (2, 85951060), (4, 42975530), (5, 34380424), (8, 21487765), (10, 17190212), (13, 13223240), (19, 9047480), (20, 8595106), (26, 6611620), (38, 4523740), (40, 4297553), (52, 3305810), (65, 2644648), (76, 2261870), (95, 1809496), (104, 1652905), (127, 1353560), (130, 1322324), (137, 1254760), (152, 1130935), (190, 904748), (247, 695960), (254, 676780), (260, 661162), (274, 627380), (380, 452374), (494, 347980), (508, 338390), (520, 330581), (548, 313690), (635, 270712), (685, 250952), (760, 226187), (988, 173990), (1016, 169195), (1096, 156845), (1235, 139192), (1270, 135356), (1370, 125476), (1651, 104120), (1781, 96520), (1976, 86995), (2413, 71240), (2470, 69596), (2540, 67678), (2603, 66040), (2740, 62738), (3302, 52060), (3562, 48260), (4826, 35620), (4940, 34798), (5080, 33839), (5206, 33020), (5480, 31369), (6604, 26030), (7124, 24130), (8255, 20824), (8905, 19304), (9652, 17810), (9880, 17399), (10412, 16510), (12065, 14248), (13015, 13208)]