55509720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{66083}}^1$

素因数の和:66104

約数の個数: 64

約数和(自身を含む): 190321920

約数和(自身を除く): 134812200

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, 66083, 132166, 198249, 264332, 330415, 396498, 462581, 528664, 660830, 792996, 925162, 991245, 1321660, 1387743, 1585992, 1850324, 1982490, 2312905, 2643320, 2775486, 3700648, 3964980, 4625810, 5550972, 6938715, 7929960, 9251620, 11101944, 13877430, 18503240, 27754860, 55509720]

約数ペア:

[(1, 55509720), (2, 27754860), (3, 18503240), (4, 13877430), (5, 11101944), (6, 9251620), (7, 7929960), (8, 6938715), (10, 5550972), (12, 4625810), (14, 3964980), (15, 3700648), (20, 2775486), (21, 2643320), (24, 2312905), (28, 1982490), (30, 1850324), (35, 1585992), (40, 1387743), (42, 1321660), (56, 991245), (60, 925162), (70, 792996), (84, 660830), (105, 528664), (120, 462581), (140, 396498), (168, 330415), (210, 264332), (280, 198249), (420, 132166), (840, 66083)]