1227900816

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{123581}}^1$

素因数の和:123621

約数の個数: 80

約数和(自身を含む): 3677800320

約数和(自身を除く): 2449899504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2484, 3312, 4968, 9936, 123581, 247162, 370743, 494324, 741486, 988648, 1112229, 1482972, 1977296, 2224458, 2842363, 2965944, 3336687, 4448916, 5684726, 5931888, 6673374, 8527089, 8897832, 11369452, 13346748, 17054178, 17795664, 22738904, 25581267, 26693496, 34108356, 45477808, 51162534, 53386992, 68216712, 76743801, 102325068, 136433424, 153487602, 204650136, 306975204, 409300272, 613950408, 1227900816]

約数ペア:

[(1, 1227900816), (2, 613950408), (3, 409300272), (4, 306975204), (6, 204650136), (8, 153487602), (9, 136433424), (12, 102325068), (16, 76743801), (18, 68216712), (23, 53386992), (24, 51162534), (27, 45477808), (36, 34108356), (46, 26693496), (48, 25581267), (54, 22738904), (69, 17795664), (72, 17054178), (92, 13346748), (108, 11369452), (138, 8897832), (144, 8527089), (184, 6673374), (207, 5931888), (216, 5684726), (276, 4448916), (368, 3336687), (414, 2965944), (432, 2842363), (552, 2224458), (621, 1977296), (828, 1482972), (1104, 1112229), (1242, 988648), (1656, 741486), (2484, 494324), (3312, 370743), (4968, 247162), (9936, 123581)]