87184890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:509

約数の個数: 128

約数和(自身を含む): 255225600

約数和(自身を除く): 168040710

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 59, 65, 78, 90, 117, 118, 130, 135, 177, 195, 234, 270, 295, 351, 354, 390, 421, 531, 585, 590, 702, 767, 842, 885, 1062, 1170, 1263, 1534, 1593, 1755, 1770, 2105, 2301, 2526, 2655, 3186, 3510, 3789, 3835, 4210, 4602, 5310, 5473, 6315, 6903, 7578, 7670, 7965, 10946, 11367, 11505, 12630, 13806, 15930, 16419, 18945, 20709, 22734, 23010, 24839, 27365, 32838, 34515, 37890, 41418, 49257, 49678, 54730, 56835, 69030, 74517, 82095, 98514, 103545, 113670, 124195, 147771, 149034, 164190, 207090, 223551, 246285, 248390, 295542, 322907, 372585, 447102, 492570, 645814, 670653, 738855, 745170, 968721, 1117755, 1341306, 1477710, 1614535, 1937442, 2235510, 2906163, 3229070, 3353265, 4843605, 5812326, 6706530, 8718489, 9687210, 14530815, 17436978, 29061630, 43592445, 87184890]

約数ペア:

[(1, 87184890), (2, 43592445), (3, 29061630), (5, 17436978), (6, 14530815), (9, 9687210), (10, 8718489), (13, 6706530), (15, 5812326), (18, 4843605), (26, 3353265), (27, 3229070), (30, 2906163), (39, 2235510), (45, 1937442), (54, 1614535), (59, 1477710), (65, 1341306), (78, 1117755), (90, 968721), (117, 745170), (118, 738855), (130, 670653), (135, 645814), (177, 492570), (195, 447102), (234, 372585), (270, 322907), (295, 295542), (351, 248390), (354, 246285), (390, 223551), (421, 207090), (531, 164190), (585, 149034), (590, 147771), (702, 124195), (767, 113670), (842, 103545), (885, 98514), (1062, 82095), (1170, 74517), (1263, 69030), (1534, 56835), (1593, 54730), (1755, 49678), (1770, 49257), (2105, 41418), (2301, 37890), (2526, 34515), (2655, 32838), (3186, 27365), (3510, 24839), (3789, 23010), (3835, 22734), (4210, 20709), (4602, 18945), (5310, 16419), (5473, 15930), (6315, 13806), (6903, 12630), (7578, 11505), (7670, 11367), (7965, 10946)]