51096780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:508

約数の個数: 144

約数和(自身を含む): 179262720

約数和(自身を除く): 128165940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 107, 126, 140, 180, 210, 214, 252, 315, 321, 379, 420, 428, 535, 630, 642, 749, 758, 963, 1070, 1137, 1260, 1284, 1498, 1516, 1605, 1895, 1926, 2140, 2247, 2274, 2653, 2996, 3210, 3411, 3745, 3790, 3852, 4494, 4548, 4815, 5306, 5685, 6420, 6741, 6822, 7490, 7580, 7959, 8988, 9630, 10612, 11235, 11370, 13265, 13482, 13644, 14980, 15918, 17055, 19260, 22470, 22740, 23877, 26530, 26964, 31836, 33705, 34110, 39795, 40553, 44940, 47754, 53060, 67410, 68220, 79590, 81106, 95508, 119385, 121659, 134820, 159180, 162212, 202765, 238770, 243318, 283871, 364977, 405530, 477540, 486636, 567742, 608295, 729954, 811060, 851613, 1135484, 1216590, 1419355, 1459908, 1703226, 1824885, 2433180, 2554839, 2838710, 3406452, 3649770, 4258065, 5109678, 5677420, 7299540, 8516130, 10219356, 12774195, 17032260, 25548390, 51096780]

約数ペア:

[(1, 51096780), (2, 25548390), (3, 17032260), (4, 12774195), (5, 10219356), (6, 8516130), (7, 7299540), (9, 5677420), (10, 5109678), (12, 4258065), (14, 3649770), (15, 3406452), (18, 2838710), (20, 2554839), (21, 2433180), (28, 1824885), (30, 1703226), (35, 1459908), (36, 1419355), (42, 1216590), (45, 1135484), (60, 851613), (63, 811060), (70, 729954), (84, 608295), (90, 567742), (105, 486636), (107, 477540), (126, 405530), (140, 364977), (180, 283871), (210, 243318), (214, 238770), (252, 202765), (315, 162212), (321, 159180), (379, 134820), (420, 121659), (428, 119385), (535, 95508), (630, 81106), (642, 79590), (749, 68220), (758, 67410), (963, 53060), (1070, 47754), (1137, 44940), (1260, 40553), (1284, 39795), (1498, 34110), (1516, 33705), (1605, 31836), (1895, 26964), (1926, 26530), (2140, 23877), (2247, 22740), (2274, 22470), (2653, 19260), (2996, 17055), (3210, 15918), (3411, 14980), (3745, 13644), (3790, 13482), (3852, 13265), (4494, 11370), (4548, 11235), (4815, 10612), (5306, 9630), (5685, 8988), (6420, 7959), (6741, 7580), (6822, 7490)]