163817920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73133}}^1$

素因数の和:73157

約数の個数: 56

約数和(自身を含む): 445824864

約数和(自身を除く): 282006944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 73133, 146266, 292532, 365665, 511931, 585064, 731330, 1023862, 1170128, 1462660, 2047724, 2340256, 2559655, 2925320, 4095448, 4680512, 5119310, 5850640, 8190896, 10238620, 11701280, 16381792, 20477240, 23402560, 32763584, 40954480, 81908960, 163817920]

約数ペア:

[(1, 163817920), (2, 81908960), (4, 40954480), (5, 32763584), (7, 23402560), (8, 20477240), (10, 16381792), (14, 11701280), (16, 10238620), (20, 8190896), (28, 5850640), (32, 5119310), (35, 4680512), (40, 4095448), (56, 2925320), (64, 2559655), (70, 2340256), (80, 2047724), (112, 1462660), (140, 1170128), (160, 1023862), (224, 731330), (280, 585064), (320, 511931), (448, 365665), (560, 292532), (1120, 146266), (2240, 73133)]