206865920

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4253}}^1$

素因数の和:4295

約数の個数: 80

約数和(自身を含む): 522221040

約数和(自身を除く): 315355120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 4253, 4864, 6080, 8506, 9728, 12160, 17012, 21265, 24320, 34024, 42530, 48640, 68048, 80807, 85060, 136096, 161614, 170120, 272192, 323228, 340240, 404035, 544384, 646456, 680480, 808070, 1088768, 1292912, 1360960, 1616140, 2177536, 2585824, 2721920, 3232280, 5171648, 5443840, 6464560, 10343296, 10887680, 12929120, 20686592, 25858240, 41373184, 51716480, 103432960, 206865920]

約数ペア:

[(1, 206865920), (2, 103432960), (4, 51716480), (5, 41373184), (8, 25858240), (10, 20686592), (16, 12929120), (19, 10887680), (20, 10343296), (32, 6464560), (38, 5443840), (40, 5171648), (64, 3232280), (76, 2721920), (80, 2585824), (95, 2177536), (128, 1616140), (152, 1360960), (160, 1292912), (190, 1088768), (256, 808070), (304, 680480), (320, 646456), (380, 544384), (512, 404035), (608, 340240), (640, 323228), (760, 272192), (1216, 170120), (1280, 161614), (1520, 136096), (2432, 85060), (2560, 80807), (3040, 68048), (4253, 48640), (4864, 42530), (6080, 34024), (8506, 24320), (9728, 21265), (12160, 17012)]