156593920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17477}}^1$

素因数の和:17505

約数の個数: 72

約数和(自身を含む): 428700384

約数和(自身を除く): 272106464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 17477, 34954, 69908, 87385, 122339, 139816, 174770, 244678, 279632, 349540, 489356, 559264, 611695, 699080, 978712, 1118528, 1223390, 1398160, 1957424, 2237056, 2446780, 2796320, 3914848, 4474112, 4893560, 5592640, 7829696, 9787120, 11185280, 15659392, 19574240, 22370560, 31318784, 39148480, 78296960, 156593920]

約数ペア:

[(1, 156593920), (2, 78296960), (4, 39148480), (5, 31318784), (7, 22370560), (8, 19574240), (10, 15659392), (14, 11185280), (16, 9787120), (20, 7829696), (28, 5592640), (32, 4893560), (35, 4474112), (40, 3914848), (56, 2796320), (64, 2446780), (70, 2237056), (80, 1957424), (112, 1398160), (128, 1223390), (140, 1118528), (160, 978712), (224, 699080), (256, 611695), (280, 559264), (320, 489356), (448, 349540), (560, 279632), (640, 244678), (896, 174770), (1120, 139816), (1280, 122339), (1792, 87385), (2240, 69908), (4480, 34954), (8960, 17477)]