87127320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{103723}}^1$

素因数の和:103744

約数の個数: 64

約数和(自身を含む): 298725120

約数和(自身を除く): 211597800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 103723, 207446, 311169, 414892, 518615, 622338, 726061, 829784, 1037230, 1244676, 1452122, 1555845, 2074460, 2178183, 2489352, 2904244, 3111690, 3630305, 4148920, 4356366, 5808488, 6223380, 7260610, 8712732, 10890915, 12446760, 14521220, 17425464, 21781830, 29042440, 43563660, 87127320]

約数ペア:

[(1, 87127320), (2, 43563660), (3, 29042440), (4, 21781830), (5, 17425464), (6, 14521220), (7, 12446760), (8, 10890915), (10, 8712732), (12, 7260610), (14, 6223380), (15, 5808488), (20, 4356366), (21, 4148920), (24, 3630305), (28, 3111690), (30, 2904244), (35, 2489352), (40, 2178183), (42, 2074460), (56, 1555845), (60, 1452122), (70, 1244676), (84, 1037230), (105, 829784), (120, 726061), (140, 622338), (168, 518615), (210, 414892), (280, 311169), (420, 207446), (840, 103723)]