648635160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1051}}^1$

素因数の和:1241

約数の個数: 128

約数和(自身を含む): 2014790400

約数和(自身を除く): 1366155240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 139, 148, 185, 222, 278, 296, 370, 417, 444, 555, 556, 695, 740, 834, 888, 1051, 1110, 1112, 1390, 1480, 1668, 2085, 2102, 2220, 2780, 3153, 3336, 4170, 4204, 4440, 5143, 5255, 5560, 6306, 8340, 8408, 10286, 10510, 12612, 15429, 15765, 16680, 20572, 21020, 25224, 25715, 30858, 31530, 38887, 41144, 42040, 51430, 61716, 63060, 77145, 77774, 102860, 116661, 123432, 126120, 146089, 154290, 155548, 194435, 205720, 233322, 292178, 308580, 311096, 388870, 438267, 466644, 583305, 584356, 617160, 730445, 777740, 876534, 933288, 1166610, 1168712, 1460890, 1555480, 1753068, 2191335, 2333220, 2921780, 3506136, 4382670, 4666440, 5405293, 5843560, 8765340, 10810586, 16215879, 17530680, 21621172, 27026465, 32431758, 43242344, 54052930, 64863516, 81079395, 108105860, 129727032, 162158790, 216211720, 324317580, 648635160]

約数ペア:

[(1, 648635160), (2, 324317580), (3, 216211720), (4, 162158790), (5, 129727032), (6, 108105860), (8, 81079395), (10, 64863516), (12, 54052930), (15, 43242344), (20, 32431758), (24, 27026465), (30, 21621172), (37, 17530680), (40, 16215879), (60, 10810586), (74, 8765340), (111, 5843560), (120, 5405293), (139, 4666440), (148, 4382670), (185, 3506136), (222, 2921780), (278, 2333220), (296, 2191335), (370, 1753068), (417, 1555480), (444, 1460890), (555, 1168712), (556, 1166610), (695, 933288), (740, 876534), (834, 777740), (888, 730445), (1051, 617160), (1110, 584356), (1112, 583305), (1390, 466644), (1480, 438267), (1668, 388870), (2085, 311096), (2102, 308580), (2220, 292178), (2780, 233322), (3153, 205720), (3336, 194435), (4170, 155548), (4204, 154290), (4440, 146089), (5143, 126120), (5255, 123432), (5560, 116661), (6306, 102860), (8340, 77774), (8408, 77145), (10286, 63060), (10510, 61716), (12612, 51430), (15429, 42040), (15765, 41144), (16680, 38887), (20572, 31530), (21020, 30858), (25224, 25715)]