72421776

素因数分解:

$2^4\times 3^6\times 7^1\times {\mathrm{887}}^1$

素因数の和:920

約数の個数: 140

約数和(自身を含む): 240704832

約数和(自身を除く): 168283056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 729, 756, 887, 972, 1008, 1134, 1296, 1458, 1512, 1701, 1774, 1944, 2268, 2661, 2916, 3024, 3402, 3548, 3888, 4536, 5103, 5322, 5832, 6209, 6804, 7096, 7983, 9072, 10206, 10644, 11664, 12418, 13608, 14192, 15966, 18627, 20412, 21288, 23949, 24836, 27216, 31932, 37254, 40824, 42576, 47898, 49672, 55881, 63864, 71847, 74508, 81648, 95796, 99344, 111762, 127728, 143694, 149016, 167643, 191592, 215541, 223524, 287388, 298032, 335286, 383184, 431082, 447048, 502929, 574776, 646623, 670572, 862164, 894096, 1005858, 1149552, 1293246, 1341144, 1508787, 1724328, 2011716, 2586492, 2682288, 3017574, 3448656, 4023432, 4526361, 5172984, 6035148, 8046864, 9052722, 10345968, 12070296, 18105444, 24140592, 36210888, 72421776]

約数ペア:

[(1, 72421776), (2, 36210888), (3, 24140592), (4, 18105444), (6, 12070296), (7, 10345968), (8, 9052722), (9, 8046864), (12, 6035148), (14, 5172984), (16, 4526361), (18, 4023432), (21, 3448656), (24, 3017574), (27, 2682288), (28, 2586492), (36, 2011716), (42, 1724328), (48, 1508787), (54, 1341144), (56, 1293246), (63, 1149552), (72, 1005858), (81, 894096), (84, 862164), (108, 670572), (112, 646623), (126, 574776), (144, 502929), (162, 447048), (168, 431082), (189, 383184), (216, 335286), (243, 298032), (252, 287388), (324, 223524), (336, 215541), (378, 191592), (432, 167643), (486, 149016), (504, 143694), (567, 127728), (648, 111762), (729, 99344), (756, 95796), (887, 81648), (972, 74508), (1008, 71847), (1134, 63864), (1296, 55881), (1458, 49672), (1512, 47898), (1701, 42576), (1774, 40824), (1944, 37254), (2268, 31932), (2661, 27216), (2916, 24836), (3024, 23949), (3402, 21288), (3548, 20412), (3888, 18627), (4536, 15966), (5103, 14192), (5322, 13608), (5832, 12418), (6209, 11664), (6804, 10644), (7096, 10206), (7983, 9072)]