31177728

素因数分解:

$2^{10}\times 3^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:242

約数の個数: 132

約数和(自身を含む): 95799600

約数和(自身を除く): 64621872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 199, 204, 256, 272, 288, 306, 384, 398, 408, 512, 544, 576, 597, 612, 768, 796, 816, 1024, 1088, 1152, 1194, 1224, 1536, 1592, 1632, 1791, 2176, 2304, 2388, 2448, 3072, 3184, 3264, 3383, 3582, 4352, 4608, 4776, 4896, 6368, 6528, 6766, 7164, 8704, 9216, 9552, 9792, 10149, 12736, 13056, 13532, 14328, 17408, 19104, 19584, 20298, 25472, 26112, 27064, 28656, 30447, 38208, 39168, 40596, 50944, 52224, 54128, 57312, 60894, 76416, 78336, 81192, 101888, 108256, 114624, 121788, 152832, 156672, 162384, 203776, 216512, 229248, 243576, 305664, 324768, 433024, 458496, 487152, 611328, 649536, 866048, 916992, 974304, 1299072, 1732096, 1833984, 1948608, 2598144, 3464192, 3897216, 5196288, 7794432, 10392576, 15588864, 31177728]

約数ペア:

[(1, 31177728), (2, 15588864), (3, 10392576), (4, 7794432), (6, 5196288), (8, 3897216), (9, 3464192), (12, 2598144), (16, 1948608), (17, 1833984), (18, 1732096), (24, 1299072), (32, 974304), (34, 916992), (36, 866048), (48, 649536), (51, 611328), (64, 487152), (68, 458496), (72, 433024), (96, 324768), (102, 305664), (128, 243576), (136, 229248), (144, 216512), (153, 203776), (192, 162384), (199, 156672), (204, 152832), (256, 121788), (272, 114624), (288, 108256), (306, 101888), (384, 81192), (398, 78336), (408, 76416), (512, 60894), (544, 57312), (576, 54128), (597, 52224), (612, 50944), (768, 40596), (796, 39168), (816, 38208), (1024, 30447), (1088, 28656), (1152, 27064), (1194, 26112), (1224, 25472), (1536, 20298), (1592, 19584), (1632, 19104), (1791, 17408), (2176, 14328), (2304, 13532), (2388, 13056), (2448, 12736), (3072, 10149), (3184, 9792), (3264, 9552), (3383, 9216), (3582, 8704), (4352, 7164), (4608, 6766), (4776, 6528), (4896, 6368)]