129366860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1307}}^1$

素因数の和:1431

約数の個数: 72

約数和(自身を含む): 319397904

約数和(自身を除く): 190031044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 707, 980, 1010, 1307, 1414, 2020, 2614, 2828, 3535, 4949, 5228, 6535, 7070, 9149, 9898, 13070, 14140, 18298, 19796, 24745, 26140, 36596, 45745, 49490, 64043, 91490, 98980, 128086, 132007, 182980, 256172, 264014, 320215, 528028, 640430, 660035, 924049, 1280860, 1320070, 1848098, 2640140, 3696196, 4620245, 6468343, 9240490, 12936686, 18480980, 25873372, 32341715, 64683430, 129366860]

約数ペア:

[(1, 129366860), (2, 64683430), (4, 32341715), (5, 25873372), (7, 18480980), (10, 12936686), (14, 9240490), (20, 6468343), (28, 4620245), (35, 3696196), (49, 2640140), (70, 1848098), (98, 1320070), (101, 1280860), (140, 924049), (196, 660035), (202, 640430), (245, 528028), (404, 320215), (490, 264014), (505, 256172), (707, 182980), (980, 132007), (1010, 128086), (1307, 98980), (1414, 91490), (2020, 64043), (2614, 49490), (2828, 45745), (3535, 36596), (4949, 26140), (5228, 24745), (6535, 19796), (7070, 18298), (9149, 14140), (9898, 13070)]