161564480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 224

約数和(自身を含む): 491581440

約数和(自身を除く): 330016960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 79, 80, 83, 88, 110, 112, 140, 154, 158, 160, 166, 176, 220, 224, 280, 308, 316, 320, 332, 352, 385, 395, 415, 440, 448, 553, 560, 581, 616, 632, 664, 704, 770, 790, 830, 869, 880, 913, 1106, 1120, 1162, 1232, 1264, 1328, 1540, 1580, 1660, 1738, 1760, 1826, 2212, 2240, 2324, 2464, 2528, 2656, 2765, 2905, 3080, 3160, 3320, 3476, 3520, 3652, 4345, 4424, 4565, 4648, 4928, 5056, 5312, 5530, 5810, 6083, 6160, 6320, 6391, 6557, 6640, 6952, 7304, 8690, 8848, 9130, 9296, 11060, 11620, 12166, 12320, 12640, 12782, 13114, 13280, 13904, 14608, 17380, 17696, 18260, 18592, 22120, 23240, 24332, 24640, 25280, 25564, 26228, 26560, 27808, 29216, 30415, 31955, 32785, 34760, 35392, 36520, 37184, 44240, 45899, 46480, 48664, 51128, 52456, 55616, 58432, 60830, 63910, 65570, 69520, 72127, 73040, 88480, 91798, 92960, 97328, 102256, 104912, 121660, 127820, 131140, 139040, 144254, 146080, 176960, 183596, 185920, 194656, 204512, 209824, 229495, 243320, 255640, 262280, 278080, 288508, 292160, 360635, 367192, 389312, 409024, 419648, 458990, 486640, 504889, 511280, 524560, 577016, 721270, 734384, 917980, 973280, 1009778, 1022560, 1049120, 1154032, 1442540, 1468768, 1835960, 1946560, 2019556, 2045120, 2098240, 2308064, 2524445, 2885080, 2937536, 3671920, 4039112, 4616128, 5048890, 5770160, 7343840, 8078224, 10097780, 11540320, 14687680, 16156448, 20195560, 23080640, 32312896, 40391120, 80782240, 161564480]

約数ペア:

[(1, 161564480), (2, 80782240), (4, 40391120), (5, 32312896), (7, 23080640), (8, 20195560), (10, 16156448), (11, 14687680), (14, 11540320), (16, 10097780), (20, 8078224), (22, 7343840), (28, 5770160), (32, 5048890), (35, 4616128), (40, 4039112), (44, 3671920), (55, 2937536), (56, 2885080), (64, 2524445), (70, 2308064), (77, 2098240), (79, 2045120), (80, 2019556), (83, 1946560), (88, 1835960), (110, 1468768), (112, 1442540), (140, 1154032), (154, 1049120), (158, 1022560), (160, 1009778), (166, 973280), (176, 917980), (220, 734384), (224, 721270), (280, 577016), (308, 524560), (316, 511280), (320, 504889), (332, 486640), (352, 458990), (385, 419648), (395, 409024), (415, 389312), (440, 367192), (448, 360635), (553, 292160), (560, 288508), (581, 278080), (616, 262280), (632, 255640), (664, 243320), (704, 229495), (770, 209824), (790, 204512), (830, 194656), (869, 185920), (880, 183596), (913, 176960), (1106, 146080), (1120, 144254), (1162, 139040), (1232, 131140), (1264, 127820), (1328, 121660), (1540, 104912), (1580, 102256), (1660, 97328), (1738, 92960), (1760, 91798), (1826, 88480), (2212, 73040), (2240, 72127), (2324, 69520), (2464, 65570), (2528, 63910), (2656, 60830), (2765, 58432), (2905, 55616), (3080, 52456), (3160, 51128), (3320, 48664), (3476, 46480), (3520, 45899), (3652, 44240), (4345, 37184), (4424, 36520), (4565, 35392), (4648, 34760), (4928, 32785), (5056, 31955), (5312, 30415), (5530, 29216), (5810, 27808), (6083, 26560), (6160, 26228), (6320, 25564), (6391, 25280), (6557, 24640), (6640, 24332), (6952, 23240), (7304, 22120), (8690, 18592), (8848, 18260), (9130, 17696), (9296, 17380), (11060, 14608), (11620, 13904), (12166, 13280), (12320, 13114), (12640, 12782)]