202270640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17681}}^1$

素因数の和:17718

約数の個数: 80

約数和(自身を含む): 552527136

約数和(自身を除く): 350256496

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 17681, 35362, 70724, 88405, 141448, 176810, 194491, 229853, 282896, 353620, 388982, 459706, 707240, 777964, 919412, 972455, 1149265, 1414480, 1555928, 1838824, 1944910, 2298530, 2528383, 3111856, 3677648, 3889820, 4597060, 5056766, 7779640, 9194120, 10113532, 12641915, 15559280, 18388240, 20227064, 25283830, 40454128, 50567660, 101135320, 202270640]

約数ペア:

[(1, 202270640), (2, 101135320), (4, 50567660), (5, 40454128), (8, 25283830), (10, 20227064), (11, 18388240), (13, 15559280), (16, 12641915), (20, 10113532), (22, 9194120), (26, 7779640), (40, 5056766), (44, 4597060), (52, 3889820), (55, 3677648), (65, 3111856), (80, 2528383), (88, 2298530), (104, 1944910), (110, 1838824), (130, 1555928), (143, 1414480), (176, 1149265), (208, 972455), (220, 919412), (260, 777964), (286, 707240), (440, 459706), (520, 388982), (572, 353620), (715, 282896), (880, 229853), (1040, 194491), (1144, 176810), (1430, 141448), (2288, 88405), (2860, 70724), (5720, 35362), (11440, 17681)]