15990048

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:252

約数の個数: 120

約数和(自身を含む): 48787200

約数和(自身を除く): 32797152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 199, 216, 248, 279, 288, 324, 372, 398, 432, 496, 558, 597, 648, 744, 796, 837, 864, 992, 1116, 1194, 1296, 1488, 1592, 1674, 1791, 2232, 2388, 2511, 2592, 2976, 3184, 3348, 3582, 4464, 4776, 5022, 5373, 6169, 6368, 6696, 7164, 8928, 9552, 10044, 10746, 12338, 13392, 14328, 16119, 18507, 19104, 20088, 21492, 24676, 26784, 28656, 32238, 37014, 40176, 42984, 49352, 55521, 57312, 64476, 74028, 80352, 85968, 98704, 111042, 128952, 148056, 166563, 171936, 197408, 222084, 257904, 296112, 333126, 444168, 499689, 515808, 592224, 666252, 888336, 999378, 1332504, 1776672, 1998756, 2665008, 3997512, 5330016, 7995024, 15990048]

約数ペア:

[(1, 15990048), (2, 7995024), (3, 5330016), (4, 3997512), (6, 2665008), (8, 1998756), (9, 1776672), (12, 1332504), (16, 999378), (18, 888336), (24, 666252), (27, 592224), (31, 515808), (32, 499689), (36, 444168), (48, 333126), (54, 296112), (62, 257904), (72, 222084), (81, 197408), (93, 171936), (96, 166563), (108, 148056), (124, 128952), (144, 111042), (162, 98704), (186, 85968), (199, 80352), (216, 74028), (248, 64476), (279, 57312), (288, 55521), (324, 49352), (372, 42984), (398, 40176), (432, 37014), (496, 32238), (558, 28656), (597, 26784), (648, 24676), (744, 21492), (796, 20088), (837, 19104), (864, 18507), (992, 16119), (1116, 14328), (1194, 13392), (1296, 12338), (1488, 10746), (1592, 10044), (1674, 9552), (1791, 8928), (2232, 7164), (2388, 6696), (2511, 6368), (2592, 6169), (2976, 5373), (3184, 5022), (3348, 4776), (3582, 4464)]