271381220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{883}}^1$

素因数の和:1041

約数の個数: 72

約数和(自身を含む): 632067072

約数和(自身を除く): 360685852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 127, 220, 242, 254, 484, 508, 605, 635, 883, 1210, 1270, 1397, 1766, 2420, 2540, 2794, 3532, 4415, 5588, 6985, 8830, 9713, 13970, 15367, 17660, 19426, 27940, 30734, 38852, 48565, 61468, 76835, 97130, 106843, 112141, 153670, 194260, 213686, 224282, 307340, 427372, 448564, 534215, 560705, 1068430, 1121410, 1233551, 2136860, 2242820, 2467102, 4934204, 6167755, 12335510, 13569061, 24671020, 27138122, 54276244, 67845305, 135690610, 271381220]

約数ペア:

[(1, 271381220), (2, 135690610), (4, 67845305), (5, 54276244), (10, 27138122), (11, 24671020), (20, 13569061), (22, 12335510), (44, 6167755), (55, 4934204), (110, 2467102), (121, 2242820), (127, 2136860), (220, 1233551), (242, 1121410), (254, 1068430), (484, 560705), (508, 534215), (605, 448564), (635, 427372), (883, 307340), (1210, 224282), (1270, 213686), (1397, 194260), (1766, 153670), (2420, 112141), (2540, 106843), (2794, 97130), (3532, 76835), (4415, 61468), (5588, 48565), (6985, 38852), (8830, 30734), (9713, 27940), (13970, 19426), (15367, 17660)]