215091520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{733}}^1$

素因数の和:888

約数の個数: 112

約数和(自身を含む): 590629248

約数和(自身を除く): 375537728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 131, 140, 160, 224, 262, 280, 320, 448, 524, 560, 655, 733, 917, 1048, 1120, 1310, 1466, 1834, 2096, 2240, 2620, 2932, 3665, 3668, 4192, 4585, 5131, 5240, 5864, 7330, 7336, 8384, 9170, 10262, 10480, 11728, 14660, 14672, 18340, 20524, 20960, 23456, 25655, 29320, 29344, 36680, 41048, 41920, 46912, 51310, 58640, 58688, 73360, 82096, 96023, 102620, 117280, 146720, 164192, 192046, 205240, 234560, 293440, 328384, 384092, 410480, 480115, 672161, 768184, 820960, 960230, 1344322, 1536368, 1641920, 1920460, 2688644, 3072736, 3360805, 3840920, 5377288, 6145472, 6721610, 7681840, 10754576, 13443220, 15363680, 21509152, 26886440, 30727360, 43018304, 53772880, 107545760, 215091520]

約数ペア:

[(1, 215091520), (2, 107545760), (4, 53772880), (5, 43018304), (7, 30727360), (8, 26886440), (10, 21509152), (14, 15363680), (16, 13443220), (20, 10754576), (28, 7681840), (32, 6721610), (35, 6145472), (40, 5377288), (56, 3840920), (64, 3360805), (70, 3072736), (80, 2688644), (112, 1920460), (131, 1641920), (140, 1536368), (160, 1344322), (224, 960230), (262, 820960), (280, 768184), (320, 672161), (448, 480115), (524, 410480), (560, 384092), (655, 328384), (733, 293440), (917, 234560), (1048, 205240), (1120, 192046), (1310, 164192), (1466, 146720), (1834, 117280), (2096, 102620), (2240, 96023), (2620, 82096), (2932, 73360), (3665, 58688), (3668, 58640), (4192, 51310), (4585, 46912), (5131, 41920), (5240, 41048), (5864, 36680), (7330, 29344), (7336, 29320), (8384, 25655), (9170, 23456), (10262, 20960), (10480, 20524), (11728, 18340), (14660, 14672)]