221709488

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 586629120

約数和(自身を除く): 364919632

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 109, 112, 127, 143, 154, 176, 182, 208, 218, 254, 286, 308, 364, 436, 508, 572, 616, 728, 763, 872, 889, 1001, 1016, 1144, 1199, 1232, 1397, 1417, 1456, 1526, 1651, 1744, 1778, 2002, 2032, 2288, 2398, 2794, 2834, 3052, 3302, 3556, 4004, 4796, 5588, 5668, 6104, 6604, 7112, 8008, 8393, 9592, 9779, 9919, 11176, 11336, 11557, 12208, 13208, 13843, 14224, 15587, 16016, 16786, 18161, 19184, 19558, 19838, 22352, 22672, 23114, 26416, 27686, 31174, 33572, 36322, 39116, 39676, 46228, 55372, 62348, 67144, 72644, 78232, 79352, 92456, 96901, 109109, 110744, 124696, 127127, 134288, 145288, 152273, 156464, 158704, 179959, 184912, 193802, 218218, 221488, 249392, 254254, 290576, 304546, 359918, 387604, 436436, 508508, 609092, 719836, 775208, 872872, 1017016, 1065911, 1218184, 1259713, 1439672, 1550416, 1745744, 1979549, 2034032, 2131822, 2436368, 2519426, 2879344, 3959098, 4263644, 5038852, 7918196, 8527288, 10077704, 13856843, 15836392, 17054576, 20155408, 27713686, 31672784, 55427372, 110854744, 221709488]

約数ペア:

[(1, 221709488), (2, 110854744), (4, 55427372), (7, 31672784), (8, 27713686), (11, 20155408), (13, 17054576), (14, 15836392), (16, 13856843), (22, 10077704), (26, 8527288), (28, 7918196), (44, 5038852), (52, 4263644), (56, 3959098), (77, 2879344), (88, 2519426), (91, 2436368), (104, 2131822), (109, 2034032), (112, 1979549), (127, 1745744), (143, 1550416), (154, 1439672), (176, 1259713), (182, 1218184), (208, 1065911), (218, 1017016), (254, 872872), (286, 775208), (308, 719836), (364, 609092), (436, 508508), (508, 436436), (572, 387604), (616, 359918), (728, 304546), (763, 290576), (872, 254254), (889, 249392), (1001, 221488), (1016, 218218), (1144, 193802), (1199, 184912), (1232, 179959), (1397, 158704), (1417, 156464), (1456, 152273), (1526, 145288), (1651, 134288), (1744, 127127), (1778, 124696), (2002, 110744), (2032, 109109), (2288, 96901), (2398, 92456), (2794, 79352), (2834, 78232), (3052, 72644), (3302, 67144), (3556, 62348), (4004, 55372), (4796, 46228), (5588, 39676), (5668, 39116), (6104, 36322), (6604, 33572), (7112, 31174), (8008, 27686), (8393, 26416), (9592, 23114), (9779, 22672), (9919, 22352), (11176, 19838), (11336, 19558), (11557, 19184), (12208, 18161), (13208, 16786), (13843, 16016), (14224, 15587)]