61666780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 158054400

約数和(自身を除く): 96387620

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 97, 133, 140, 190, 194, 239, 266, 380, 388, 478, 485, 532, 665, 679, 956, 970, 1195, 1330, 1358, 1673, 1843, 1940, 2390, 2660, 2716, 3346, 3395, 3686, 4541, 4780, 6692, 6790, 7372, 8365, 9082, 9215, 12901, 13580, 16730, 18164, 18430, 22705, 23183, 25802, 31787, 33460, 36860, 45410, 46366, 51604, 63574, 64505, 90820, 92732, 115915, 127148, 129010, 158935, 162281, 231830, 258020, 317870, 324562, 440477, 463660, 635740, 649124, 811405, 880954, 1622810, 1761908, 2202385, 3083339, 3245620, 4404770, 6166678, 8809540, 12333356, 15416695, 30833390, 61666780]

約数ペア:

[(1, 61666780), (2, 30833390), (4, 15416695), (5, 12333356), (7, 8809540), (10, 6166678), (14, 4404770), (19, 3245620), (20, 3083339), (28, 2202385), (35, 1761908), (38, 1622810), (70, 880954), (76, 811405), (95, 649124), (97, 635740), (133, 463660), (140, 440477), (190, 324562), (194, 317870), (239, 258020), (266, 231830), (380, 162281), (388, 158935), (478, 129010), (485, 127148), (532, 115915), (665, 92732), (679, 90820), (956, 64505), (970, 63574), (1195, 51604), (1330, 46366), (1358, 45410), (1673, 36860), (1843, 33460), (1940, 31787), (2390, 25802), (2660, 23183), (2716, 22705), (3346, 18430), (3395, 18164), (3686, 16730), (4541, 13580), (4780, 12901), (6692, 9215), (6790, 9082), (7372, 8365)]