256639104

素因数分解:

$2^7\times 3^5\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 192

約数和(自身を含む): 790083840

約数和(自身を除く): 533444736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 81, 96, 108, 111, 128, 144, 148, 162, 192, 216, 222, 223, 243, 288, 296, 324, 333, 384, 432, 444, 446, 486, 576, 592, 648, 666, 669, 864, 888, 892, 972, 999, 1152, 1184, 1296, 1332, 1338, 1728, 1776, 1784, 1944, 1998, 2007, 2368, 2592, 2664, 2676, 2997, 3456, 3552, 3568, 3888, 3996, 4014, 4736, 5184, 5328, 5352, 5994, 6021, 7104, 7136, 7776, 7992, 8028, 8251, 8991, 10368, 10656, 10704, 11988, 12042, 14208, 14272, 15552, 15984, 16056, 16502, 17982, 18063, 21312, 21408, 23976, 24084, 24753, 28544, 31104, 31968, 32112, 33004, 35964, 36126, 42624, 42816, 47952, 48168, 49506, 54189, 63936, 64224, 66008, 71928, 72252, 74259, 85632, 95904, 96336, 99012, 108378, 127872, 128448, 132016, 143856, 144504, 148518, 191808, 192672, 198024, 216756, 222777, 256896, 264032, 287712, 289008, 297036, 383616, 385344, 396048, 433512, 445554, 528064, 575424, 578016, 594072, 668331, 770688, 792096, 867024, 891108, 1056128, 1150848, 1156032, 1188144, 1336662, 1584192, 1734048, 1782216, 2004993, 2312064, 2376288, 2673324, 3168384, 3468096, 3564432, 4009986, 4752576, 5346648, 6936192, 7128864, 8019972, 9505152, 10693296, 14257728, 16039944, 21386592, 28515456, 32079888, 42773184, 64159776, 85546368, 128319552, 256639104]

約数ペア:

[(1, 256639104), (2, 128319552), (3, 85546368), (4, 64159776), (6, 42773184), (8, 32079888), (9, 28515456), (12, 21386592), (16, 16039944), (18, 14257728), (24, 10693296), (27, 9505152), (32, 8019972), (36, 7128864), (37, 6936192), (48, 5346648), (54, 4752576), (64, 4009986), (72, 3564432), (74, 3468096), (81, 3168384), (96, 2673324), (108, 2376288), (111, 2312064), (128, 2004993), (144, 1782216), (148, 1734048), (162, 1584192), (192, 1336662), (216, 1188144), (222, 1156032), (223, 1150848), (243, 1056128), (288, 891108), (296, 867024), (324, 792096), (333, 770688), (384, 668331), (432, 594072), (444, 578016), (446, 575424), (486, 528064), (576, 445554), (592, 433512), (648, 396048), (666, 385344), (669, 383616), (864, 297036), (888, 289008), (892, 287712), (972, 264032), (999, 256896), (1152, 222777), (1184, 216756), (1296, 198024), (1332, 192672), (1338, 191808), (1728, 148518), (1776, 144504), (1784, 143856), (1944, 132016), (1998, 128448), (2007, 127872), (2368, 108378), (2592, 99012), (2664, 96336), (2676, 95904), (2997, 85632), (3456, 74259), (3552, 72252), (3568, 71928), (3888, 66008), (3996, 64224), (4014, 63936), (4736, 54189), (5184, 49506), (5328, 48168), (5352, 47952), (5994, 42816), (6021, 42624), (7104, 36126), (7136, 35964), (7776, 33004), (7992, 32112), (8028, 31968), (8251, 31104), (8991, 28544), (10368, 24753), (10656, 24084), (10704, 23976), (11988, 21408), (12042, 21312), (14208, 18063), (14272, 17982), (15552, 16502), (15984, 16056)]