145018720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 435456000

約数和(自身を除く): 290437280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 79, 80, 88, 110, 112, 140, 149, 154, 158, 160, 176, 220, 224, 280, 298, 308, 316, 352, 385, 395, 440, 553, 560, 596, 616, 632, 745, 770, 790, 869, 880, 1043, 1106, 1120, 1192, 1232, 1264, 1490, 1540, 1580, 1639, 1738, 1760, 2086, 2212, 2384, 2464, 2528, 2765, 2980, 3080, 3160, 3278, 3476, 4172, 4345, 4424, 4768, 5215, 5530, 5960, 6083, 6160, 6320, 6556, 6952, 8195, 8344, 8690, 8848, 10430, 11060, 11473, 11771, 11920, 12166, 12320, 12640, 13112, 13904, 16390, 16688, 17380, 17696, 20860, 22120, 22946, 23542, 23840, 24332, 26224, 27808, 30415, 32780, 33376, 34760, 41720, 44240, 45892, 47084, 48664, 52448, 57365, 58855, 60830, 65560, 69520, 82397, 83440, 88480, 91784, 94168, 97328, 114730, 117710, 121660, 129481, 131120, 139040, 164794, 166880, 183568, 188336, 194656, 229460, 235420, 243320, 258962, 262240, 329588, 367136, 376672, 411985, 458920, 470840, 486640, 517924, 647405, 659176, 823970, 906367, 917840, 941680, 973280, 1035848, 1294810, 1318352, 1647940, 1812734, 1835680, 1883360, 2071696, 2589620, 2636704, 3295880, 3625468, 4143392, 4531835, 5179240, 6591760, 7250936, 9063670, 10358480, 13183520, 14501872, 18127340, 20716960, 29003744, 36254680, 72509360, 145018720]

約数ペア:

[(1, 145018720), (2, 72509360), (4, 36254680), (5, 29003744), (7, 20716960), (8, 18127340), (10, 14501872), (11, 13183520), (14, 10358480), (16, 9063670), (20, 7250936), (22, 6591760), (28, 5179240), (32, 4531835), (35, 4143392), (40, 3625468), (44, 3295880), (55, 2636704), (56, 2589620), (70, 2071696), (77, 1883360), (79, 1835680), (80, 1812734), (88, 1647940), (110, 1318352), (112, 1294810), (140, 1035848), (149, 973280), (154, 941680), (158, 917840), (160, 906367), (176, 823970), (220, 659176), (224, 647405), (280, 517924), (298, 486640), (308, 470840), (316, 458920), (352, 411985), (385, 376672), (395, 367136), (440, 329588), (553, 262240), (560, 258962), (596, 243320), (616, 235420), (632, 229460), (745, 194656), (770, 188336), (790, 183568), (869, 166880), (880, 164794), (1043, 139040), (1106, 131120), (1120, 129481), (1192, 121660), (1232, 117710), (1264, 114730), (1490, 97328), (1540, 94168), (1580, 91784), (1639, 88480), (1738, 83440), (1760, 82397), (2086, 69520), (2212, 65560), (2384, 60830), (2464, 58855), (2528, 57365), (2765, 52448), (2980, 48664), (3080, 47084), (3160, 45892), (3278, 44240), (3476, 41720), (4172, 34760), (4345, 33376), (4424, 32780), (4768, 30415), (5215, 27808), (5530, 26224), (5960, 24332), (6083, 23840), (6160, 23542), (6320, 22946), (6556, 22120), (6952, 20860), (8195, 17696), (8344, 17380), (8690, 16688), (8848, 16390), (10430, 13904), (11060, 13112), (11473, 12640), (11771, 12320), (11920, 12166)]