142961720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{5507}}^1$

素因数の和:5588

約数の個数: 64

約数和(自身を含む): 356918400

約数和(自身を除く): 213956680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 1180, 1298, 2360, 2596, 3245, 5192, 5507, 6490, 11014, 12980, 22028, 25960, 27535, 44056, 55070, 60577, 110140, 121154, 220280, 242308, 302885, 324913, 484616, 605770, 649826, 1211540, 1299652, 1624565, 2423080, 2599304, 3249130, 3574043, 6498260, 7148086, 12996520, 14296172, 17870215, 28592344, 35740430, 71480860, 142961720]

約数ペア:

[(1, 142961720), (2, 71480860), (4, 35740430), (5, 28592344), (8, 17870215), (10, 14296172), (11, 12996520), (20, 7148086), (22, 6498260), (40, 3574043), (44, 3249130), (55, 2599304), (59, 2423080), (88, 1624565), (110, 1299652), (118, 1211540), (220, 649826), (236, 605770), (295, 484616), (440, 324913), (472, 302885), (590, 242308), (649, 220280), (1180, 121154), (1298, 110140), (2360, 60577), (2596, 55070), (3245, 44056), (5192, 27535), (5507, 25960), (6490, 22028), (11014, 12980)]