202878280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 506761920

約数和(自身を除く): 303883640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 167, 220, 242, 251, 334, 440, 484, 502, 605, 668, 835, 968, 1004, 1210, 1255, 1336, 1670, 1837, 2008, 2420, 2510, 2761, 3340, 3674, 4840, 5020, 5522, 6680, 7348, 9185, 10040, 11044, 13805, 14696, 18370, 20207, 22088, 27610, 30371, 36740, 40414, 41917, 55220, 60742, 73480, 80828, 83834, 101035, 110440, 121484, 151855, 161656, 167668, 202070, 209585, 242968, 303710, 335336, 404140, 419170, 461087, 607420, 808280, 838340, 922174, 1214840, 1676680, 1844348, 2305435, 3688696, 4610870, 5071957, 9221740, 10143914, 18443480, 20287828, 25359785, 40575656, 50719570, 101439140, 202878280]

約数ペア:

[(1, 202878280), (2, 101439140), (4, 50719570), (5, 40575656), (8, 25359785), (10, 20287828), (11, 18443480), (20, 10143914), (22, 9221740), (40, 5071957), (44, 4610870), (55, 3688696), (88, 2305435), (110, 1844348), (121, 1676680), (167, 1214840), (220, 922174), (242, 838340), (251, 808280), (334, 607420), (440, 461087), (484, 419170), (502, 404140), (605, 335336), (668, 303710), (835, 242968), (968, 209585), (1004, 202070), (1210, 167668), (1255, 161656), (1336, 151855), (1670, 121484), (1837, 110440), (2008, 101035), (2420, 83834), (2510, 80828), (2761, 73480), (3340, 60742), (3674, 55220), (4840, 41917), (5020, 40414), (5522, 36740), (6680, 30371), (7348, 27610), (9185, 22088), (10040, 20207), (11044, 18370), (13805, 14696)]