15439410

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{389}}^1$

素因数の和:422

約数の個数: 120

約数和(自身を含む): 48416940

約数和(自身を除く): 32977530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 210, 245, 270, 294, 315, 378, 389, 405, 441, 490, 567, 630, 735, 778, 810, 882, 945, 1134, 1167, 1323, 1470, 1890, 1945, 2205, 2334, 2646, 2723, 2835, 3501, 3890, 3969, 4410, 5446, 5670, 5835, 6615, 7002, 7938, 8169, 10503, 11670, 13230, 13615, 16338, 17505, 19061, 19845, 21006, 24507, 27230, 31509, 35010, 38122, 39690, 40845, 49014, 52515, 57183, 63018, 73521, 81690, 95305, 105030, 114366, 122535, 147042, 157545, 171549, 190610, 220563, 245070, 285915, 315090, 343098, 367605, 441126, 514647, 571830, 735210, 857745, 1029294, 1102815, 1543941, 1715490, 2205630, 2573235, 3087882, 5146470, 7719705, 15439410]

約数ペア:

[(1, 15439410), (2, 7719705), (3, 5146470), (5, 3087882), (6, 2573235), (7, 2205630), (9, 1715490), (10, 1543941), (14, 1102815), (15, 1029294), (18, 857745), (21, 735210), (27, 571830), (30, 514647), (35, 441126), (42, 367605), (45, 343098), (49, 315090), (54, 285915), (63, 245070), (70, 220563), (81, 190610), (90, 171549), (98, 157545), (105, 147042), (126, 122535), (135, 114366), (147, 105030), (162, 95305), (189, 81690), (210, 73521), (245, 63018), (270, 57183), (294, 52515), (315, 49014), (378, 40845), (389, 39690), (405, 38122), (441, 35010), (490, 31509), (567, 27230), (630, 24507), (735, 21006), (778, 19845), (810, 19061), (882, 17505), (945, 16338), (1134, 13615), (1167, 13230), (1323, 11670), (1470, 10503), (1890, 8169), (1945, 7938), (2205, 7002), (2334, 6615), (2646, 5835), (2723, 5670), (2835, 5446), (3501, 4410), (3890, 3969)]