281641920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{41911}}^1$

素因数の和:41938

約数の個数: 112

約数和(自身を含む): 1021982208

約数和(自身を除く): 740340288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 41911, 83822, 125733, 167644, 209555, 251466, 293377, 335288, 419110, 502932, 586754, 628665, 670576, 838220, 880131, 1005864, 1173508, 1257330, 1341152, 1466885, 1676440, 1760262, 2011728, 2347016, 2514660, 2682304, 2933770, 3352880, 3520524, 4023456, 4400655, 4694032, 5029320, 5867540, 6705760, 7041048, 8046912, 8801310, 9388064, 10058640, 11735080, 13411520, 14082096, 17602620, 18776128, 20117280, 23470160, 28164192, 35205240, 40234560, 46940320, 56328384, 70410480, 93880640, 140820960, 281641920]

約数ペア:

[(1, 281641920), (2, 140820960), (3, 93880640), (4, 70410480), (5, 56328384), (6, 46940320), (7, 40234560), (8, 35205240), (10, 28164192), (12, 23470160), (14, 20117280), (15, 18776128), (16, 17602620), (20, 14082096), (21, 13411520), (24, 11735080), (28, 10058640), (30, 9388064), (32, 8801310), (35, 8046912), (40, 7041048), (42, 6705760), (48, 5867540), (56, 5029320), (60, 4694032), (64, 4400655), (70, 4023456), (80, 3520524), (84, 3352880), (96, 2933770), (105, 2682304), (112, 2514660), (120, 2347016), (140, 2011728), (160, 1760262), (168, 1676440), (192, 1466885), (210, 1341152), (224, 1257330), (240, 1173508), (280, 1005864), (320, 880131), (336, 838220), (420, 670576), (448, 628665), (480, 586754), (560, 502932), (672, 419110), (840, 335288), (960, 293377), (1120, 251466), (1344, 209555), (1680, 167644), (2240, 125733), (3360, 83822), (6720, 41911)]