205574490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3643}}^1$

素因数の和:3689

約数の個数: 128

約数和(自身を含む): 629683200

約数和(自身を除く): 424108710

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 27, 30, 33, 38, 45, 54, 55, 57, 66, 90, 95, 99, 110, 114, 135, 165, 171, 190, 198, 209, 270, 285, 297, 330, 342, 418, 495, 513, 570, 594, 627, 855, 990, 1026, 1045, 1254, 1485, 1710, 1881, 2090, 2565, 2970, 3135, 3643, 3762, 5130, 5643, 6270, 7286, 9405, 10929, 11286, 18215, 18810, 21858, 28215, 32787, 36430, 40073, 54645, 56430, 65574, 69217, 80146, 98361, 109290, 120219, 138434, 163935, 196722, 200365, 207651, 240438, 327870, 346085, 360657, 400730, 415302, 491805, 601095, 622953, 692170, 721314, 761387, 983610, 1038255, 1081971, 1202190, 1245906, 1522774, 1803285, 1868859, 2076510, 2163942, 2284161, 3114765, 3606570, 3737718, 3806935, 4568322, 5409855, 6229530, 6852483, 7613870, 9344295, 10819710, 11420805, 13704966, 18688590, 20557449, 22841610, 34262415, 41114898, 68524830, 102787245, 205574490]

約数ペア:

[(1, 205574490), (2, 102787245), (3, 68524830), (5, 41114898), (6, 34262415), (9, 22841610), (10, 20557449), (11, 18688590), (15, 13704966), (18, 11420805), (19, 10819710), (22, 9344295), (27, 7613870), (30, 6852483), (33, 6229530), (38, 5409855), (45, 4568322), (54, 3806935), (55, 3737718), (57, 3606570), (66, 3114765), (90, 2284161), (95, 2163942), (99, 2076510), (110, 1868859), (114, 1803285), (135, 1522774), (165, 1245906), (171, 1202190), (190, 1081971), (198, 1038255), (209, 983610), (270, 761387), (285, 721314), (297, 692170), (330, 622953), (342, 601095), (418, 491805), (495, 415302), (513, 400730), (570, 360657), (594, 346085), (627, 327870), (855, 240438), (990, 207651), (1026, 200365), (1045, 196722), (1254, 163935), (1485, 138434), (1710, 120219), (1881, 109290), (2090, 98361), (2565, 80146), (2970, 69217), (3135, 65574), (3643, 56430), (3762, 54645), (5130, 40073), (5643, 36430), (6270, 32787), (7286, 28215), (9405, 21858), (10929, 18810), (11286, 18215)]