20176300980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{28867}}^1$

素因数の和:29246

約数の個数: 144

約数和(自身を含む): 66956670144

約数和(自身を除く): 46780369164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 353, 396, 495, 660, 706, 990, 1059, 1412, 1765, 1980, 2118, 3177, 3530, 3883, 4236, 5295, 6354, 7060, 7766, 10590, 11649, 12708, 15532, 15885, 19415, 21180, 23298, 28867, 31770, 34947, 38830, 46596, 57734, 58245, 63540, 69894, 77660, 86601, 115468, 116490, 139788, 144335, 173202, 174735, 232980, 259803, 288670, 317537, 346404, 349470, 433005, 519606, 577340, 635074, 698940, 866010, 952611, 1039212, 1270148, 1299015, 1587685, 1732020, 1905222, 2598030, 2857833, 3175370, 3810444, 4763055, 5196060, 5715666, 6350740, 9526110, 10190051, 11431332, 14289165, 19052220, 20380102, 28578330, 30570153, 40760204, 50950255, 57156660, 61140306, 91710459, 101900510, 112090561, 122280612, 152850765, 183420918, 203801020, 224181122, 305701530, 336271683, 366841836, 448362244, 458552295, 560452805, 611403060, 672543366, 917104590, 1008815049, 1120905610, 1345086732, 1681358415, 1834209180, 2017630098, 2241811220, 3362716830, 4035260196, 5044075245, 6725433660, 10088150490, 20176300980]

約数ペア:

[(1, 20176300980), (2, 10088150490), (3, 6725433660), (4, 5044075245), (5, 4035260196), (6, 3362716830), (9, 2241811220), (10, 2017630098), (11, 1834209180), (12, 1681358415), (15, 1345086732), (18, 1120905610), (20, 1008815049), (22, 917104590), (30, 672543366), (33, 611403060), (36, 560452805), (44, 458552295), (45, 448362244), (55, 366841836), (60, 336271683), (66, 305701530), (90, 224181122), (99, 203801020), (110, 183420918), (132, 152850765), (165, 122280612), (180, 112090561), (198, 101900510), (220, 91710459), (330, 61140306), (353, 57156660), (396, 50950255), (495, 40760204), (660, 30570153), (706, 28578330), (990, 20380102), (1059, 19052220), (1412, 14289165), (1765, 11431332), (1980, 10190051), (2118, 9526110), (3177, 6350740), (3530, 5715666), (3883, 5196060), (4236, 4763055), (5295, 3810444), (6354, 3175370), (7060, 2857833), (7766, 2598030), (10590, 1905222), (11649, 1732020), (12708, 1587685), (15532, 1299015), (15885, 1270148), (19415, 1039212), (21180, 952611), (23298, 866010), (28867, 698940), (31770, 635074), (34947, 577340), (38830, 519606), (46596, 433005), (57734, 349470), (58245, 346404), (63540, 317537), (69894, 288670), (77660, 259803), (86601, 232980), (115468, 174735), (116490, 173202), (139788, 144335)]