15043725

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 120

約数和(自身を含む): 32408640

約数和(自身を除く): 17364915

約数列:

[1, 3, 5, 9, 15, 17, 19, 23, 25, 27, 45, 51, 57, 69, 75, 81, 85, 95, 115, 135, 153, 171, 207, 225, 255, 285, 323, 345, 391, 405, 425, 437, 459, 475, 513, 575, 621, 675, 765, 855, 969, 1035, 1173, 1275, 1311, 1377, 1425, 1539, 1615, 1725, 1863, 1955, 2025, 2185, 2295, 2565, 2907, 3105, 3519, 3825, 3933, 4275, 4845, 5175, 5865, 6555, 6885, 7429, 7695, 8075, 8721, 9315, 9775, 10557, 10925, 11475, 11799, 12825, 14535, 15525, 17595, 19665, 22287, 24225, 26163, 29325, 31671, 32775, 34425, 35397, 37145, 38475, 43605, 46575, 52785, 58995, 66861, 72675, 87975, 98325, 111435, 130815, 158355, 176985, 185725, 200583, 218025, 263925, 294975, 334305, 557175, 601749, 654075, 791775, 884925, 1002915, 1671525, 3008745, 5014575, 15043725]

約数ペア:

[(1, 15043725), (3, 5014575), (5, 3008745), (9, 1671525), (15, 1002915), (17, 884925), (19, 791775), (23, 654075), (25, 601749), (27, 557175), (45, 334305), (51, 294975), (57, 263925), (69, 218025), (75, 200583), (81, 185725), (85, 176985), (95, 158355), (115, 130815), (135, 111435), (153, 98325), (171, 87975), (207, 72675), (225, 66861), (255, 58995), (285, 52785), (323, 46575), (345, 43605), (391, 38475), (405, 37145), (425, 35397), (437, 34425), (459, 32775), (475, 31671), (513, 29325), (575, 26163), (621, 24225), (675, 22287), (765, 19665), (855, 17595), (969, 15525), (1035, 14535), (1173, 12825), (1275, 11799), (1311, 11475), (1377, 10925), (1425, 10557), (1539, 9775), (1615, 9315), (1725, 8721), (1863, 8075), (1955, 7695), (2025, 7429), (2185, 6885), (2295, 6555), (2565, 5865), (2907, 5175), (3105, 4845), (3519, 4275), (3825, 3933)]