81862110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:711

約数の個数: 128

約数和(自身を含む): 244062720

約数和(自身を除く): 162200610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 43, 45, 54, 55, 66, 86, 90, 99, 110, 129, 135, 165, 198, 215, 258, 270, 297, 330, 387, 430, 473, 495, 594, 641, 645, 774, 946, 990, 1161, 1282, 1290, 1419, 1485, 1923, 1935, 2322, 2365, 2838, 2970, 3205, 3846, 3870, 4257, 4730, 5769, 5805, 6410, 7051, 7095, 8514, 9615, 11538, 11610, 12771, 14102, 14190, 17307, 19230, 21153, 21285, 25542, 27563, 28845, 34614, 35255, 42306, 42570, 55126, 57690, 63459, 63855, 70510, 82689, 86535, 105765, 126918, 127710, 137815, 165378, 173070, 190377, 211530, 248067, 275630, 303193, 317295, 380754, 413445, 496134, 606386, 634590, 744201, 826890, 909579, 951885, 1240335, 1488402, 1515965, 1819158, 1903770, 2480670, 2728737, 3031930, 3721005, 4547895, 5457474, 7442010, 8186211, 9095790, 13643685, 16372422, 27287370, 40931055, 81862110]

約数ペア:

[(1, 81862110), (2, 40931055), (3, 27287370), (5, 16372422), (6, 13643685), (9, 9095790), (10, 8186211), (11, 7442010), (15, 5457474), (18, 4547895), (22, 3721005), (27, 3031930), (30, 2728737), (33, 2480670), (43, 1903770), (45, 1819158), (54, 1515965), (55, 1488402), (66, 1240335), (86, 951885), (90, 909579), (99, 826890), (110, 744201), (129, 634590), (135, 606386), (165, 496134), (198, 413445), (215, 380754), (258, 317295), (270, 303193), (297, 275630), (330, 248067), (387, 211530), (430, 190377), (473, 173070), (495, 165378), (594, 137815), (641, 127710), (645, 126918), (774, 105765), (946, 86535), (990, 82689), (1161, 70510), (1282, 63855), (1290, 63459), (1419, 57690), (1485, 55126), (1923, 42570), (1935, 42306), (2322, 35255), (2365, 34614), (2838, 28845), (2970, 27563), (3205, 25542), (3846, 21285), (3870, 21153), (4257, 19230), (4730, 17307), (5769, 14190), (5805, 14102), (6410, 12771), (7051, 11610), (7095, 11538), (8514, 9615)]