2018170215

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1574

約数の個数: 128

約数和(自身を含む): 4130611200

約数和(自身を除く): 2112440985

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 31, 45, 51, 57, 85, 93, 95, 135, 153, 155, 171, 255, 279, 285, 323, 459, 465, 513, 527, 589, 765, 837, 855, 969, 1395, 1493, 1581, 1615, 1767, 2295, 2565, 2635, 2907, 2945, 4185, 4479, 4743, 4845, 5301, 7465, 7905, 8721, 8835, 10013, 13437, 14229, 14535, 15903, 22395, 23715, 25381, 26505, 28367, 30039, 40311, 43605, 46283, 50065, 67185, 71145, 76143, 79515, 85101, 90117, 126905, 138849, 141835, 150195, 201555, 228429, 231415, 255303, 270351, 380715, 416547, 425505, 450585, 482239, 685287, 694245, 765909, 786811, 879377, 1142145, 1249641, 1276515, 1351755, 1446717, 2082735, 2360433, 2411195, 2638131, 3426435, 3829545, 3934055, 4340151, 4396885, 6248205, 7081299, 7233585, 7914393, 11802165, 13020453, 13190655, 14949409, 21243897, 21700755, 23743179, 35406495, 39571965, 44848227, 65102265, 74747045, 106219485, 118715895, 134544681, 224241135, 403634043, 672723405, 2018170215]

約数ペア:

[(1, 2018170215), (3, 672723405), (5, 403634043), (9, 224241135), (15, 134544681), (17, 118715895), (19, 106219485), (27, 74747045), (31, 65102265), (45, 44848227), (51, 39571965), (57, 35406495), (85, 23743179), (93, 21700755), (95, 21243897), (135, 14949409), (153, 13190655), (155, 13020453), (171, 11802165), (255, 7914393), (279, 7233585), (285, 7081299), (323, 6248205), (459, 4396885), (465, 4340151), (513, 3934055), (527, 3829545), (589, 3426435), (765, 2638131), (837, 2411195), (855, 2360433), (969, 2082735), (1395, 1446717), (1493, 1351755), (1581, 1276515), (1615, 1249641), (1767, 1142145), (2295, 879377), (2565, 786811), (2635, 765909), (2907, 694245), (2945, 685287), (4185, 482239), (4479, 450585), (4743, 425505), (4845, 416547), (5301, 380715), (7465, 270351), (7905, 255303), (8721, 231415), (8835, 228429), (10013, 201555), (13437, 150195), (14229, 141835), (14535, 138849), (15903, 126905), (22395, 90117), (23715, 85101), (25381, 79515), (26505, 76143), (28367, 71145), (30039, 67185), (40311, 50065), (43605, 46283)]