188237420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{401}}^1\times {\mathrm{479}}^1$

素因数の和:903

約数の個数: 72

約数和(自身を含む): 461946240

約数和(自身を除く): 273708820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 401, 479, 490, 802, 958, 980, 1604, 1916, 2005, 2395, 2807, 3353, 4010, 4790, 5614, 6706, 8020, 9580, 11228, 13412, 14035, 16765, 19649, 23471, 28070, 33530, 39298, 46942, 56140, 67060, 78596, 93884, 98245, 117355, 192079, 196490, 234710, 384158, 392980, 469420, 768316, 960395, 1344553, 1920790, 2689106, 3841580, 5378212, 6722765, 9411871, 13445530, 18823742, 26891060, 37647484, 47059355, 94118710, 188237420]

約数ペア:

[(1, 188237420), (2, 94118710), (4, 47059355), (5, 37647484), (7, 26891060), (10, 18823742), (14, 13445530), (20, 9411871), (28, 6722765), (35, 5378212), (49, 3841580), (70, 2689106), (98, 1920790), (140, 1344553), (196, 960395), (245, 768316), (401, 469420), (479, 392980), (490, 384158), (802, 234710), (958, 196490), (980, 192079), (1604, 117355), (1916, 98245), (2005, 93884), (2395, 78596), (2807, 67060), (3353, 56140), (4010, 46942), (4790, 39298), (5614, 33530), (6706, 28070), (8020, 23471), (9580, 19649), (11228, 16765), (13412, 14035)]