1999317870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{1907}}^1$

素因数の和:2287

約数の個数: 128

約数和(自身を含む): 5835732480

約数和(自身を除く): 3836414610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 353, 495, 594, 706, 990, 1059, 1485, 1765, 1907, 2118, 2970, 3177, 3530, 3814, 3883, 5295, 5721, 6354, 7766, 9531, 9535, 10590, 11442, 11649, 15885, 17163, 19062, 19070, 19415, 20977, 23298, 28605, 31770, 34326, 34947, 38830, 41954, 47655, 51489, 57210, 58245, 62931, 69894, 85815, 95310, 102978, 104841, 104885, 116490, 125862, 171630, 174735, 188793, 209682, 209770, 257445, 314655, 349470, 377586, 514890, 524205, 566379, 629310, 673171, 943965, 1048410, 1132758, 1346342, 1887930, 2019513, 2831895, 3365855, 4039026, 5663790, 6058539, 6731710, 7404881, 10097565, 12117078, 14809762, 18175617, 20195130, 22214643, 30292695, 36351234, 37024405, 44429286, 60585390, 66643929, 74048810, 90878085, 111073215, 133287858, 181756170, 199931787, 222146430, 333219645, 399863574, 666439290, 999658935, 1999317870]

約数ペア:

[(1, 1999317870), (2, 999658935), (3, 666439290), (5, 399863574), (6, 333219645), (9, 222146430), (10, 199931787), (11, 181756170), (15, 133287858), (18, 111073215), (22, 90878085), (27, 74048810), (30, 66643929), (33, 60585390), (45, 44429286), (54, 37024405), (55, 36351234), (66, 30292695), (90, 22214643), (99, 20195130), (110, 18175617), (135, 14809762), (165, 12117078), (198, 10097565), (270, 7404881), (297, 6731710), (330, 6058539), (353, 5663790), (495, 4039026), (594, 3365855), (706, 2831895), (990, 2019513), (1059, 1887930), (1485, 1346342), (1765, 1132758), (1907, 1048410), (2118, 943965), (2970, 673171), (3177, 629310), (3530, 566379), (3814, 524205), (3883, 514890), (5295, 377586), (5721, 349470), (6354, 314655), (7766, 257445), (9531, 209770), (9535, 209682), (10590, 188793), (11442, 174735), (11649, 171630), (15885, 125862), (17163, 116490), (19062, 104885), (19070, 104841), (19415, 102978), (20977, 95310), (23298, 85815), (28605, 69894), (31770, 62931), (34326, 58245), (34947, 57210), (38830, 51489), (41954, 47655)]