164619180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1268

約数の個数: 144

約数和(自身を含む): 552883968

約数和(自身を除く): 388264788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 110, 132, 142, 165, 180, 198, 213, 220, 284, 330, 355, 396, 426, 495, 639, 660, 710, 781, 852, 990, 1065, 1171, 1278, 1420, 1562, 1980, 2130, 2342, 2343, 2556, 3124, 3195, 3513, 3905, 4260, 4684, 4686, 5855, 6390, 7026, 7029, 7810, 9372, 10539, 11710, 11715, 12780, 12881, 14052, 14058, 15620, 17565, 21078, 23420, 23430, 25762, 28116, 35130, 35145, 38643, 42156, 46860, 51524, 52695, 64405, 70260, 70290, 77286, 83141, 105390, 115929, 128810, 140580, 154572, 166282, 193215, 210780, 231858, 249423, 257620, 332564, 386430, 415705, 463716, 498846, 579645, 748269, 772860, 831410, 914551, 997692, 1159290, 1247115, 1496538, 1662820, 1829102, 2318580, 2494230, 2743653, 2993076, 3658204, 3741345, 4572755, 4988460, 5487306, 7482690, 8230959, 9145510, 10974612, 13718265, 14965380, 16461918, 18291020, 27436530, 32923836, 41154795, 54873060, 82309590, 164619180]

約数ペア:

[(1, 164619180), (2, 82309590), (3, 54873060), (4, 41154795), (5, 32923836), (6, 27436530), (9, 18291020), (10, 16461918), (11, 14965380), (12, 13718265), (15, 10974612), (18, 9145510), (20, 8230959), (22, 7482690), (30, 5487306), (33, 4988460), (36, 4572755), (44, 3741345), (45, 3658204), (55, 2993076), (60, 2743653), (66, 2494230), (71, 2318580), (90, 1829102), (99, 1662820), (110, 1496538), (132, 1247115), (142, 1159290), (165, 997692), (180, 914551), (198, 831410), (213, 772860), (220, 748269), (284, 579645), (330, 498846), (355, 463716), (396, 415705), (426, 386430), (495, 332564), (639, 257620), (660, 249423), (710, 231858), (781, 210780), (852, 193215), (990, 166282), (1065, 154572), (1171, 140580), (1278, 128810), (1420, 115929), (1562, 105390), (1980, 83141), (2130, 77286), (2342, 70290), (2343, 70260), (2556, 64405), (3124, 52695), (3195, 51524), (3513, 46860), (3905, 42156), (4260, 38643), (4684, 35145), (4686, 35130), (5855, 28116), (6390, 25762), (7026, 23430), (7029, 23420), (7810, 21078), (9372, 17565), (10539, 15620), (11710, 14058), (11715, 14052), (12780, 12881)]