6646640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:127

約数の個数: 160

約数和(自身を含む): 20998656

約数和(自身を除く): 14352016

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 83, 88, 91, 104, 110, 112, 130, 140, 143, 154, 166, 176, 182, 208, 220, 260, 280, 286, 308, 332, 364, 385, 415, 440, 455, 520, 560, 572, 581, 616, 664, 715, 728, 770, 830, 880, 910, 913, 1001, 1040, 1079, 1144, 1162, 1232, 1328, 1430, 1456, 1540, 1660, 1820, 1826, 2002, 2158, 2288, 2324, 2860, 2905, 3080, 3320, 3640, 3652, 4004, 4316, 4565, 4648, 5005, 5395, 5720, 5810, 6160, 6391, 6640, 7280, 7304, 7553, 8008, 8632, 9130, 9296, 10010, 10790, 11440, 11620, 11869, 12782, 14608, 15106, 16016, 17264, 18260, 20020, 21580, 23240, 23738, 25564, 30212, 31955, 36520, 37765, 40040, 43160, 46480, 47476, 51128, 59345, 60424, 63910, 73040, 75530, 80080, 83083, 86320, 94952, 102256, 118690, 120848, 127820, 151060, 166166, 189904, 237380, 255640, 302120, 332332, 415415, 474760, 511280, 604240, 664664, 830830, 949520, 1329328, 1661660, 3323320, 6646640]

約数ペア:

[(1, 6646640), (2, 3323320), (4, 1661660), (5, 1329328), (7, 949520), (8, 830830), (10, 664664), (11, 604240), (13, 511280), (14, 474760), (16, 415415), (20, 332332), (22, 302120), (26, 255640), (28, 237380), (35, 189904), (40, 166166), (44, 151060), (52, 127820), (55, 120848), (56, 118690), (65, 102256), (70, 94952), (77, 86320), (80, 83083), (83, 80080), (88, 75530), (91, 73040), (104, 63910), (110, 60424), (112, 59345), (130, 51128), (140, 47476), (143, 46480), (154, 43160), (166, 40040), (176, 37765), (182, 36520), (208, 31955), (220, 30212), (260, 25564), (280, 23738), (286, 23240), (308, 21580), (332, 20020), (364, 18260), (385, 17264), (415, 16016), (440, 15106), (455, 14608), (520, 12782), (560, 11869), (572, 11620), (581, 11440), (616, 10790), (664, 10010), (715, 9296), (728, 9130), (770, 8632), (830, 8008), (880, 7553), (910, 7304), (913, 7280), (1001, 6640), (1040, 6391), (1079, 6160), (1144, 5810), (1162, 5720), (1232, 5395), (1328, 5005), (1430, 4648), (1456, 4565), (1540, 4316), (1660, 4004), (1820, 3652), (1826, 3640), (2002, 3320), (2158, 3080), (2288, 2905), (2324, 2860)]