87520440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3361}}^1$

素因数の和:3413

約数の個数: 128

約数和(自身を含む): 309841920

約数和(自身を除く): 222321480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3361, 3720, 4340, 5208, 6510, 6722, 8680, 10083, 13020, 13444, 16805, 20166, 23527, 26040, 26888, 33610, 40332, 47054, 50415, 67220, 70581, 80664, 94108, 100830, 104191, 117635, 134440, 141162, 188216, 201660, 208382, 235270, 282324, 312573, 352905, 403320, 416764, 470540, 520955, 564648, 625146, 705810, 729337, 833528, 941080, 1041910, 1250292, 1411620, 1458674, 1562865, 2083820, 2188011, 2500584, 2823240, 2917348, 3125730, 3646685, 4167640, 4376022, 5834696, 6251460, 7293370, 8752044, 10940055, 12502920, 14586740, 17504088, 21880110, 29173480, 43760220, 87520440]

約数ペア:

[(1, 87520440), (2, 43760220), (3, 29173480), (4, 21880110), (5, 17504088), (6, 14586740), (7, 12502920), (8, 10940055), (10, 8752044), (12, 7293370), (14, 6251460), (15, 5834696), (20, 4376022), (21, 4167640), (24, 3646685), (28, 3125730), (30, 2917348), (31, 2823240), (35, 2500584), (40, 2188011), (42, 2083820), (56, 1562865), (60, 1458674), (62, 1411620), (70, 1250292), (84, 1041910), (93, 941080), (105, 833528), (120, 729337), (124, 705810), (140, 625146), (155, 564648), (168, 520955), (186, 470540), (210, 416764), (217, 403320), (248, 352905), (280, 312573), (310, 282324), (372, 235270), (420, 208382), (434, 201660), (465, 188216), (620, 141162), (651, 134440), (744, 117635), (840, 104191), (868, 100830), (930, 94108), (1085, 80664), (1240, 70581), (1302, 67220), (1736, 50415), (1860, 47054), (2170, 40332), (2604, 33610), (3255, 26888), (3361, 26040), (3720, 23527), (4340, 20166), (5208, 16805), (6510, 13444), (6722, 13020), (8680, 10083)]