211672772140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{30727}}^1$

素因数の和:31079

約数の個数: 96

約数和(自身を含む): 471793287168

約数和(自身を除く): 260120515028

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 271, 310, 410, 542, 620, 820, 1084, 1271, 1355, 2542, 2710, 5084, 5420, 6355, 8401, 11111, 12710, 16802, 22222, 25420, 30727, 33604, 42005, 44444, 55555, 61454, 84010, 111110, 122908, 153635, 168020, 222220, 307270, 344441, 614540, 688882, 952537, 1259807, 1377764, 1722205, 1905074, 2519614, 3444410, 3810148, 4762685, 5039228, 6299035, 6888820, 8327017, 9525370, 12598070, 16654034, 19050740, 25196140, 33308068, 39054017, 41635085, 78108034, 83270170, 156216068, 166540340, 195270085, 258137527, 341407697, 390540170, 516275054, 682815394, 781080340, 1032550108, 1290687635, 1365630788, 1707038485, 2581375270, 3414076970, 5162750540, 6828153940, 10583638607, 21167277214, 42334554428, 52918193035, 105836386070, 211672772140]

約数ペア:

[(1, 211672772140), (2, 105836386070), (4, 52918193035), (5, 42334554428), (10, 21167277214), (20, 10583638607), (31, 6828153940), (41, 5162750540), (62, 3414076970), (82, 2581375270), (124, 1707038485), (155, 1365630788), (164, 1290687635), (205, 1032550108), (271, 781080340), (310, 682815394), (410, 516275054), (542, 390540170), (620, 341407697), (820, 258137527), (1084, 195270085), (1271, 166540340), (1355, 156216068), (2542, 83270170), (2710, 78108034), (5084, 41635085), (5420, 39054017), (6355, 33308068), (8401, 25196140), (11111, 19050740), (12710, 16654034), (16802, 12598070), (22222, 9525370), (25420, 8327017), (30727, 6888820), (33604, 6299035), (42005, 5039228), (44444, 4762685), (55555, 3810148), (61454, 3444410), (84010, 2519614), (111110, 1905074), (122908, 1722205), (153635, 1377764), (168020, 1259807), (222220, 952537), (307270, 688882), (344441, 614540)]