138611760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{82507}}^1$

素因数の和:82530

約数の個数: 80

約数和(自身を含む): 491087616

約数和(自身を除く): 352475856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 82507, 165014, 247521, 330028, 412535, 495042, 577549, 660056, 825070, 990084, 1155098, 1237605, 1320112, 1650140, 1732647, 1980168, 2310196, 2475210, 2887745, 3300280, 3465294, 3960336, 4620392, 4950420, 5775490, 6600560, 6930588, 8663235, 9240784, 9900840, 11550980, 13861176, 17326470, 19801680, 23101960, 27722352, 34652940, 46203920, 69305880, 138611760]

約数ペア:

[(1, 138611760), (2, 69305880), (3, 46203920), (4, 34652940), (5, 27722352), (6, 23101960), (7, 19801680), (8, 17326470), (10, 13861176), (12, 11550980), (14, 9900840), (15, 9240784), (16, 8663235), (20, 6930588), (21, 6600560), (24, 5775490), (28, 4950420), (30, 4620392), (35, 3960336), (40, 3465294), (42, 3300280), (48, 2887745), (56, 2475210), (60, 2310196), (70, 1980168), (80, 1732647), (84, 1650140), (105, 1320112), (112, 1237605), (120, 1155098), (140, 990084), (168, 825070), (210, 660056), (240, 577549), (280, 495042), (336, 412535), (420, 330028), (560, 247521), (840, 165014), (1680, 82507)]