179676980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 443342592

約数和(自身を除く): 263665612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 101, 131, 140, 194, 202, 262, 388, 404, 485, 505, 524, 655, 679, 707, 917, 970, 1010, 1310, 1358, 1414, 1834, 1940, 2020, 2620, 2716, 2828, 3395, 3535, 3668, 4585, 6790, 7070, 9170, 9797, 12707, 13231, 13580, 14140, 18340, 19594, 25414, 26462, 39188, 48985, 50828, 52924, 63535, 66155, 68579, 88949, 92617, 97970, 127070, 132310, 137158, 177898, 185234, 195940, 254140, 264620, 274316, 342895, 355796, 370468, 444745, 463085, 685790, 889490, 926170, 1283407, 1371580, 1778980, 1852340, 2566814, 5133628, 6417035, 8983849, 12834070, 17967698, 25668140, 35935396, 44919245, 89838490, 179676980]

約数ペア:

[(1, 179676980), (2, 89838490), (4, 44919245), (5, 35935396), (7, 25668140), (10, 17967698), (14, 12834070), (20, 8983849), (28, 6417035), (35, 5133628), (70, 2566814), (97, 1852340), (101, 1778980), (131, 1371580), (140, 1283407), (194, 926170), (202, 889490), (262, 685790), (388, 463085), (404, 444745), (485, 370468), (505, 355796), (524, 342895), (655, 274316), (679, 264620), (707, 254140), (917, 195940), (970, 185234), (1010, 177898), (1310, 137158), (1358, 132310), (1414, 127070), (1834, 97970), (1940, 92617), (2020, 88949), (2620, 68579), (2716, 66155), (2828, 63535), (3395, 52924), (3535, 50828), (3668, 48985), (4585, 39188), (6790, 26462), (7070, 25414), (9170, 19594), (9797, 18340), (12707, 14140), (13231, 13580)]