266978340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7529}}^1$

素因数の和:7741

約数の個数: 72

約数和(自身を含む): 814053240

約数和(自身を除く): 547074900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5910, 7092, 7529, 8865, 11820, 15058, 17730, 22587, 30116, 35460, 37645, 45174, 67761, 75290, 90348, 112935, 135522, 150580, 225870, 271044, 338805, 451740, 677610, 1355220, 1483213, 2966426, 4449639, 5932852, 7416065, 8899278, 13348917, 14832130, 17798556, 22248195, 26697834, 29664260, 44496390, 53395668, 66744585, 88992780, 133489170, 266978340]

約数ペア:

[(1, 266978340), (2, 133489170), (3, 88992780), (4, 66744585), (5, 53395668), (6, 44496390), (9, 29664260), (10, 26697834), (12, 22248195), (15, 17798556), (18, 14832130), (20, 13348917), (30, 8899278), (36, 7416065), (45, 5932852), (60, 4449639), (90, 2966426), (180, 1483213), (197, 1355220), (394, 677610), (591, 451740), (788, 338805), (985, 271044), (1182, 225870), (1773, 150580), (1970, 135522), (2364, 112935), (2955, 90348), (3546, 75290), (3940, 67761), (5910, 45174), (7092, 37645), (7529, 35460), (8865, 30116), (11820, 22587), (15058, 17730)]