220118640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{131023}}^1$

素因数の和:131046

約数の個数: 80

約数和(自身を含む): 779854848

約数和(自身を除く): 559736208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 131023, 262046, 393069, 524092, 655115, 786138, 917161, 1048184, 1310230, 1572276, 1834322, 1965345, 2096368, 2620460, 2751483, 3144552, 3668644, 3930690, 4585805, 5240920, 5502966, 6289104, 7337288, 7861380, 9171610, 10481840, 11005932, 13757415, 14674576, 15722760, 18343220, 22011864, 27514830, 31445520, 36686440, 44023728, 55029660, 73372880, 110059320, 220118640]

約数ペア:

[(1, 220118640), (2, 110059320), (3, 73372880), (4, 55029660), (5, 44023728), (6, 36686440), (7, 31445520), (8, 27514830), (10, 22011864), (12, 18343220), (14, 15722760), (15, 14674576), (16, 13757415), (20, 11005932), (21, 10481840), (24, 9171610), (28, 7861380), (30, 7337288), (35, 6289104), (40, 5502966), (42, 5240920), (48, 4585805), (56, 3930690), (60, 3668644), (70, 3144552), (80, 2751483), (84, 2620460), (105, 2096368), (112, 1965345), (120, 1834322), (140, 1572276), (168, 1310230), (210, 1048184), (240, 917161), (280, 786138), (336, 655115), (420, 524092), (560, 393069), (840, 262046), (1680, 131023)]