201585915

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 160

約数和(自身を含む): 426539520

約数和(自身を除く): 224953605

約数列:

[1, 3, 5, 9, 15, 17, 19, 23, 27, 45, 51, 57, 67, 69, 81, 85, 95, 115, 135, 153, 171, 201, 207, 255, 285, 323, 335, 345, 391, 405, 437, 459, 513, 603, 621, 765, 855, 969, 1005, 1035, 1139, 1173, 1273, 1311, 1377, 1539, 1541, 1615, 1809, 1863, 1955, 2185, 2295, 2565, 2907, 3015, 3105, 3417, 3519, 3819, 3933, 4623, 4845, 5427, 5695, 5865, 6365, 6555, 6885, 7429, 7695, 7705, 8721, 9045, 9315, 10251, 10557, 11457, 11799, 13869, 14535, 17085, 17595, 19095, 19665, 21641, 22287, 23115, 26163, 26197, 27135, 29279, 30753, 31671, 34371, 35397, 37145, 41607, 43605, 51255, 52785, 57285, 58995, 64923, 66861, 69345, 78591, 87837, 92259, 103113, 108205, 111435, 124821, 130815, 130985, 146395, 153765, 158355, 171855, 176985, 194769, 200583, 208035, 235773, 263511, 324615, 334305, 392955, 439185, 461295, 497743, 515565, 584307, 601749, 624105, 707319, 790533, 973845, 1002915, 1178865, 1317555, 1493229, 1752921, 2121957, 2371599, 2488715, 2921535, 3008745, 3536595, 3952665, 4479687, 7466145, 8764605, 10609785, 11857995, 13439061, 22398435, 40317183, 67195305, 201585915]

約数ペア:

[(1, 201585915), (3, 67195305), (5, 40317183), (9, 22398435), (15, 13439061), (17, 11857995), (19, 10609785), (23, 8764605), (27, 7466145), (45, 4479687), (51, 3952665), (57, 3536595), (67, 3008745), (69, 2921535), (81, 2488715), (85, 2371599), (95, 2121957), (115, 1752921), (135, 1493229), (153, 1317555), (171, 1178865), (201, 1002915), (207, 973845), (255, 790533), (285, 707319), (323, 624105), (335, 601749), (345, 584307), (391, 515565), (405, 497743), (437, 461295), (459, 439185), (513, 392955), (603, 334305), (621, 324615), (765, 263511), (855, 235773), (969, 208035), (1005, 200583), (1035, 194769), (1139, 176985), (1173, 171855), (1273, 158355), (1311, 153765), (1377, 146395), (1539, 130985), (1541, 130815), (1615, 124821), (1809, 111435), (1863, 108205), (1955, 103113), (2185, 92259), (2295, 87837), (2565, 78591), (2907, 69345), (3015, 66861), (3105, 64923), (3417, 58995), (3519, 57285), (3819, 52785), (3933, 51255), (4623, 43605), (4845, 41607), (5427, 37145), (5695, 35397), (5865, 34371), (6365, 31671), (6555, 30753), (6885, 29279), (7429, 27135), (7695, 26197), (7705, 26163), (8721, 23115), (9045, 22287), (9315, 21641), (10251, 19665), (10557, 19095), (11457, 17595), (11799, 17085), (13869, 14535)]