390473520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1693}}^1$

素因数の和:1771

約数の個数: 120

約数和(自身を含む): 1251513648

約数和(自身を除く): 861040128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 961, 1240, 1488, 1693, 1860, 1922, 2480, 2883, 3386, 3720, 3844, 4805, 5079, 5766, 6772, 7440, 7688, 8465, 9610, 10158, 11532, 13544, 14415, 15376, 16930, 19220, 20316, 23064, 25395, 27088, 28830, 33860, 38440, 40632, 46128, 50790, 52483, 57660, 67720, 76880, 81264, 101580, 104966, 115320, 135440, 157449, 203160, 209932, 230640, 262415, 314898, 406320, 419864, 524830, 629796, 787245, 839728, 1049660, 1259592, 1574490, 1626973, 2099320, 2519184, 3148980, 3253946, 4198640, 4880919, 6297960, 6507892, 8134865, 9761838, 12595920, 13015784, 16269730, 19523676, 24404595, 26031568, 32539460, 39047352, 48809190, 65078920, 78094704, 97618380, 130157840, 195236760, 390473520]

約数ペア:

[(1, 390473520), (2, 195236760), (3, 130157840), (4, 97618380), (5, 78094704), (6, 65078920), (8, 48809190), (10, 39047352), (12, 32539460), (15, 26031568), (16, 24404595), (20, 19523676), (24, 16269730), (30, 13015784), (31, 12595920), (40, 9761838), (48, 8134865), (60, 6507892), (62, 6297960), (80, 4880919), (93, 4198640), (120, 3253946), (124, 3148980), (155, 2519184), (186, 2099320), (240, 1626973), (248, 1574490), (310, 1259592), (372, 1049660), (465, 839728), (496, 787245), (620, 629796), (744, 524830), (930, 419864), (961, 406320), (1240, 314898), (1488, 262415), (1693, 230640), (1860, 209932), (1922, 203160), (2480, 157449), (2883, 135440), (3386, 115320), (3720, 104966), (3844, 101580), (4805, 81264), (5079, 76880), (5766, 67720), (6772, 57660), (7440, 52483), (7688, 50790), (8465, 46128), (9610, 40632), (10158, 38440), (11532, 33860), (13544, 28830), (14415, 27088), (15376, 25395), (16930, 23064), (19220, 20316)]