68156760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2041

約数の個数: 128

約数和(自身を含む): 239500800

約数和(自身を除く): 171344040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 1979, 2296, 2460, 2870, 3444, 3958, 4305, 4920, 5740, 5937, 6888, 7916, 8610, 9895, 11480, 11874, 13853, 15832, 17220, 19790, 23748, 27706, 29685, 34440, 39580, 41559, 47496, 55412, 59370, 69265, 79160, 81139, 83118, 110824, 118740, 138530, 162278, 166236, 207795, 237480, 243417, 277060, 324556, 332472, 405695, 415590, 486834, 554120, 567973, 649112, 811390, 831180, 973668, 1135946, 1217085, 1622780, 1662360, 1703919, 1947336, 2271892, 2434170, 2839865, 3245560, 3407838, 4543784, 4868340, 5679730, 6815676, 8519595, 9736680, 11359460, 13631352, 17039190, 22718920, 34078380, 68156760]

約数ペア:

[(1, 68156760), (2, 34078380), (3, 22718920), (4, 17039190), (5, 13631352), (6, 11359460), (7, 9736680), (8, 8519595), (10, 6815676), (12, 5679730), (14, 4868340), (15, 4543784), (20, 3407838), (21, 3245560), (24, 2839865), (28, 2434170), (30, 2271892), (35, 1947336), (40, 1703919), (41, 1662360), (42, 1622780), (56, 1217085), (60, 1135946), (70, 973668), (82, 831180), (84, 811390), (105, 649112), (120, 567973), (123, 554120), (140, 486834), (164, 415590), (168, 405695), (205, 332472), (210, 324556), (246, 277060), (280, 243417), (287, 237480), (328, 207795), (410, 166236), (420, 162278), (492, 138530), (574, 118740), (615, 110824), (820, 83118), (840, 81139), (861, 79160), (984, 69265), (1148, 59370), (1230, 55412), (1435, 47496), (1640, 41559), (1722, 39580), (1979, 34440), (2296, 29685), (2460, 27706), (2870, 23748), (3444, 19790), (3958, 17220), (4305, 15832), (4920, 13853), (5740, 11874), (5937, 11480), (6888, 9895), (7916, 8610)]