15305355

素因数分解:

$3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 112

約数和(自身を含む): 33052320

約数和(自身を除く): 17746965

約数列:

[1, 3, 5, 9, 13, 15, 17, 19, 27, 39, 45, 51, 57, 65, 81, 85, 95, 117, 135, 153, 171, 195, 221, 243, 247, 255, 285, 323, 351, 405, 459, 513, 585, 663, 729, 741, 765, 855, 969, 1053, 1105, 1215, 1235, 1377, 1539, 1615, 1755, 1989, 2223, 2295, 2565, 2907, 3159, 3315, 3645, 3705, 4131, 4199, 4617, 4845, 5265, 5967, 6669, 6885, 7695, 8721, 9477, 9945, 11115, 12393, 12597, 13851, 14535, 15795, 17901, 20007, 20655, 20995, 23085, 26163, 29835, 33345, 37791, 43605, 47385, 53703, 60021, 61965, 62985, 69255, 78489, 89505, 100035, 113373, 130815, 161109, 180063, 188955, 235467, 268515, 300105, 340119, 392445, 566865, 805545, 900315, 1020357, 1177335, 1700595, 3061071, 5101785, 15305355]

約数ペア:

[(1, 15305355), (3, 5101785), (5, 3061071), (9, 1700595), (13, 1177335), (15, 1020357), (17, 900315), (19, 805545), (27, 566865), (39, 392445), (45, 340119), (51, 300105), (57, 268515), (65, 235467), (81, 188955), (85, 180063), (95, 161109), (117, 130815), (135, 113373), (153, 100035), (171, 89505), (195, 78489), (221, 69255), (243, 62985), (247, 61965), (255, 60021), (285, 53703), (323, 47385), (351, 43605), (405, 37791), (459, 33345), (513, 29835), (585, 26163), (663, 23085), (729, 20995), (741, 20655), (765, 20007), (855, 17901), (969, 15795), (1053, 14535), (1105, 13851), (1215, 12597), (1235, 12393), (1377, 11115), (1539, 9945), (1615, 9477), (1755, 8721), (1989, 7695), (2223, 6885), (2295, 6669), (2565, 5967), (2907, 5265), (3159, 4845), (3315, 4617), (3645, 4199), (3705, 4131)]