85352220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 272432160

約数和(自身を除く): 187079940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 83, 87, 90, 116, 145, 166, 174, 180, 197, 249, 261, 290, 332, 348, 394, 415, 435, 498, 522, 580, 591, 747, 788, 830, 870, 985, 996, 1044, 1182, 1245, 1305, 1494, 1660, 1740, 1773, 1970, 2364, 2407, 2490, 2610, 2955, 2988, 3546, 3735, 3940, 4814, 4980, 5220, 5713, 5910, 7092, 7221, 7470, 8865, 9628, 11426, 11820, 12035, 14442, 14940, 16351, 17139, 17730, 21663, 22852, 24070, 28565, 28884, 32702, 34278, 35460, 36105, 43326, 48140, 49053, 51417, 57130, 65404, 68556, 72210, 81755, 85695, 86652, 98106, 102834, 108315, 114260, 144420, 147159, 163510, 171390, 196212, 205668, 216630, 245265, 257085, 294318, 327020, 342780, 433260, 474179, 490530, 514170, 588636, 735795, 948358, 981060, 1028340, 1422537, 1471590, 1896716, 2370895, 2845074, 2943180, 4267611, 4741790, 5690148, 7112685, 8535222, 9483580, 14225370, 17070444, 21338055, 28450740, 42676110, 85352220]

約数ペア:

[(1, 85352220), (2, 42676110), (3, 28450740), (4, 21338055), (5, 17070444), (6, 14225370), (9, 9483580), (10, 8535222), (12, 7112685), (15, 5690148), (18, 4741790), (20, 4267611), (29, 2943180), (30, 2845074), (36, 2370895), (45, 1896716), (58, 1471590), (60, 1422537), (83, 1028340), (87, 981060), (90, 948358), (116, 735795), (145, 588636), (166, 514170), (174, 490530), (180, 474179), (197, 433260), (249, 342780), (261, 327020), (290, 294318), (332, 257085), (348, 245265), (394, 216630), (415, 205668), (435, 196212), (498, 171390), (522, 163510), (580, 147159), (591, 144420), (747, 114260), (788, 108315), (830, 102834), (870, 98106), (985, 86652), (996, 85695), (1044, 81755), (1182, 72210), (1245, 68556), (1305, 65404), (1494, 57130), (1660, 51417), (1740, 49053), (1773, 48140), (1970, 43326), (2364, 36105), (2407, 35460), (2490, 34278), (2610, 32702), (2955, 28884), (2988, 28565), (3546, 24070), (3735, 22852), (3940, 21663), (4814, 17730), (4980, 17139), (5220, 16351), (5713, 14940), (5910, 14442), (7092, 12035), (7221, 11820), (7470, 11426), (8865, 9628)]