31615272

素因数分解:

$2^3\times 3^7\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 96432000

約数和(自身を除く): 64816728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 139, 156, 162, 216, 234, 243, 278, 312, 324, 351, 417, 468, 486, 556, 648, 702, 729, 834, 936, 972, 1053, 1112, 1251, 1404, 1458, 1668, 1807, 1944, 2106, 2187, 2502, 2808, 2916, 3159, 3336, 3614, 3753, 4212, 4374, 5004, 5421, 5832, 6318, 7228, 7506, 8424, 8748, 9477, 10008, 10842, 11259, 12636, 14456, 15012, 16263, 17496, 18954, 21684, 22518, 25272, 28431, 30024, 32526, 33777, 37908, 43368, 45036, 48789, 56862, 65052, 67554, 75816, 90072, 97578, 101331, 113724, 130104, 135108, 146367, 195156, 202662, 227448, 270216, 292734, 303993, 390312, 405324, 439101, 585468, 607986, 810648, 878202, 1170936, 1215972, 1317303, 1756404, 2431944, 2634606, 3512808, 3951909, 5269212, 7903818, 10538424, 15807636, 31615272]

約数ペア:

[(1, 31615272), (2, 15807636), (3, 10538424), (4, 7903818), (6, 5269212), (8, 3951909), (9, 3512808), (12, 2634606), (13, 2431944), (18, 1756404), (24, 1317303), (26, 1215972), (27, 1170936), (36, 878202), (39, 810648), (52, 607986), (54, 585468), (72, 439101), (78, 405324), (81, 390312), (104, 303993), (108, 292734), (117, 270216), (139, 227448), (156, 202662), (162, 195156), (216, 146367), (234, 135108), (243, 130104), (278, 113724), (312, 101331), (324, 97578), (351, 90072), (417, 75816), (468, 67554), (486, 65052), (556, 56862), (648, 48789), (702, 45036), (729, 43368), (834, 37908), (936, 33777), (972, 32526), (1053, 30024), (1112, 28431), (1251, 25272), (1404, 22518), (1458, 21684), (1668, 18954), (1807, 17496), (1944, 16263), (2106, 15012), (2187, 14456), (2502, 12636), (2808, 11259), (2916, 10842), (3159, 10008), (3336, 9477), (3614, 8748), (3753, 8424), (4212, 7506), (4374, 7228), (5004, 6318), (5421, 5832)]