28515456

素因数分解:

$2^7\times 3^3\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 86822400

約数和(自身を除く): 58306944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 96, 108, 111, 128, 144, 148, 192, 216, 222, 223, 288, 296, 333, 384, 432, 444, 446, 576, 592, 666, 669, 864, 888, 892, 999, 1152, 1184, 1332, 1338, 1728, 1776, 1784, 1998, 2007, 2368, 2664, 2676, 3456, 3552, 3568, 3996, 4014, 4736, 5328, 5352, 6021, 7104, 7136, 7992, 8028, 8251, 10656, 10704, 12042, 14208, 14272, 15984, 16056, 16502, 21312, 21408, 24084, 24753, 28544, 31968, 32112, 33004, 42624, 42816, 48168, 49506, 63936, 64224, 66008, 74259, 85632, 96336, 99012, 127872, 128448, 132016, 148518, 192672, 198024, 222777, 256896, 264032, 297036, 385344, 396048, 445554, 528064, 594072, 770688, 792096, 891108, 1056128, 1188144, 1584192, 1782216, 2376288, 3168384, 3564432, 4752576, 7128864, 9505152, 14257728, 28515456]

約数ペア:

[(1, 28515456), (2, 14257728), (3, 9505152), (4, 7128864), (6, 4752576), (8, 3564432), (9, 3168384), (12, 2376288), (16, 1782216), (18, 1584192), (24, 1188144), (27, 1056128), (32, 891108), (36, 792096), (37, 770688), (48, 594072), (54, 528064), (64, 445554), (72, 396048), (74, 385344), (96, 297036), (108, 264032), (111, 256896), (128, 222777), (144, 198024), (148, 192672), (192, 148518), (216, 132016), (222, 128448), (223, 127872), (288, 99012), (296, 96336), (333, 85632), (384, 74259), (432, 66008), (444, 64224), (446, 63936), (576, 49506), (592, 48168), (666, 42816), (669, 42624), (864, 33004), (888, 32112), (892, 31968), (999, 28544), (1152, 24753), (1184, 24084), (1332, 21408), (1338, 21312), (1728, 16502), (1776, 16056), (1784, 15984), (1998, 14272), (2007, 14208), (2368, 12042), (2664, 10704), (2676, 10656), (3456, 8251), (3552, 8028), (3568, 7992), (3996, 7136), (4014, 7104), (4736, 6021), (5328, 5352)]