6980490

素因数分解:

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

素因数の和:676

約数の個数: 72

約数和(自身を含む): 19980324

約数和(自身を除く): 12999834

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 641, 726, 990, 1089, 1210, 1282, 1815, 1923, 2178, 3205, 3630, 3846, 5445, 5769, 6410, 7051, 9615, 10890, 11538, 14102, 19230, 21153, 28845, 35255, 42306, 57690, 63459, 70510, 77561, 105765, 126918, 155122, 211530, 232683, 317295, 387805, 465366, 634590, 698049, 775610, 1163415, 1396098, 2326830, 3490245, 6980490]

約数ペア:

[(1, 6980490), (2, 3490245), (3, 2326830), (5, 1396098), (6, 1163415), (9, 775610), (10, 698049), (11, 634590), (15, 465366), (18, 387805), (22, 317295), (30, 232683), (33, 211530), (45, 155122), (55, 126918), (66, 105765), (90, 77561), (99, 70510), (110, 63459), (121, 57690), (165, 42306), (198, 35255), (242, 28845), (330, 21153), (363, 19230), (495, 14102), (605, 11538), (641, 10890), (726, 9615), (990, 7051), (1089, 6410), (1210, 5769), (1282, 5445), (1815, 3846), (1923, 3630), (2178, 3205)]