28456272

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:599

約数の個数: 120

約数和(自身を含む): 89098464

約数和(自身を除く): 60642192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 563, 624, 648, 702, 936, 972, 1053, 1126, 1296, 1404, 1689, 1872, 1944, 2106, 2252, 2808, 3159, 3378, 3888, 4212, 4504, 5067, 5616, 6318, 6756, 7319, 8424, 9008, 10134, 12636, 13512, 14638, 15201, 16848, 20268, 21957, 25272, 27024, 29276, 30402, 40536, 43914, 45603, 50544, 58552, 60804, 65871, 81072, 87828, 91206, 117104, 121608, 131742, 136809, 175656, 182412, 197613, 243216, 263484, 273618, 351312, 364824, 395226, 526968, 547236, 592839, 729648, 790452, 1053936, 1094472, 1185678, 1580904, 1778517, 2188944, 2371356, 3161808, 3557034, 4742712, 7114068, 9485424, 14228136, 28456272]

約数ペア:

[(1, 28456272), (2, 14228136), (3, 9485424), (4, 7114068), (6, 4742712), (8, 3557034), (9, 3161808), (12, 2371356), (13, 2188944), (16, 1778517), (18, 1580904), (24, 1185678), (26, 1094472), (27, 1053936), (36, 790452), (39, 729648), (48, 592839), (52, 547236), (54, 526968), (72, 395226), (78, 364824), (81, 351312), (104, 273618), (108, 263484), (117, 243216), (144, 197613), (156, 182412), (162, 175656), (208, 136809), (216, 131742), (234, 121608), (243, 117104), (312, 91206), (324, 87828), (351, 81072), (432, 65871), (468, 60804), (486, 58552), (563, 50544), (624, 45603), (648, 43914), (702, 40536), (936, 30402), (972, 29276), (1053, 27024), (1126, 25272), (1296, 21957), (1404, 20268), (1689, 16848), (1872, 15201), (1944, 14638), (2106, 13512), (2252, 12636), (2808, 10134), (3159, 9008), (3378, 8424), (3888, 7319), (4212, 6756), (4504, 6318), (5067, 5616)]