81617616

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1297}}^1$

素因数の和:1353

約数の個数: 120

約数和(自身を含む): 251085120

約数和(自身を除く): 169467504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 36, 38, 46, 48, 57, 69, 72, 76, 92, 114, 138, 144, 152, 171, 184, 207, 228, 276, 304, 342, 368, 414, 437, 456, 552, 684, 828, 874, 912, 1104, 1297, 1311, 1368, 1656, 1748, 2594, 2622, 2736, 3312, 3496, 3891, 3933, 5188, 5244, 6992, 7782, 7866, 10376, 10488, 11673, 15564, 15732, 20752, 20976, 23346, 24643, 29831, 31128, 31464, 46692, 49286, 59662, 62256, 62928, 73929, 89493, 93384, 98572, 119324, 147858, 178986, 186768, 197144, 221787, 238648, 268479, 295716, 357972, 394288, 443574, 477296, 536958, 566789, 591432, 715944, 887148, 1073916, 1133578, 1182864, 1431888, 1700367, 1774296, 2147832, 2267156, 3400734, 3548592, 4295664, 4534312, 5101101, 6801468, 9068624, 10202202, 13602936, 20404404, 27205872, 40808808, 81617616]

約数ペア:

[(1, 81617616), (2, 40808808), (3, 27205872), (4, 20404404), (6, 13602936), (8, 10202202), (9, 9068624), (12, 6801468), (16, 5101101), (18, 4534312), (19, 4295664), (23, 3548592), (24, 3400734), (36, 2267156), (38, 2147832), (46, 1774296), (48, 1700367), (57, 1431888), (69, 1182864), (72, 1133578), (76, 1073916), (92, 887148), (114, 715944), (138, 591432), (144, 566789), (152, 536958), (171, 477296), (184, 443574), (207, 394288), (228, 357972), (276, 295716), (304, 268479), (342, 238648), (368, 221787), (414, 197144), (437, 186768), (456, 178986), (552, 147858), (684, 119324), (828, 98572), (874, 93384), (912, 89493), (1104, 73929), (1297, 62928), (1311, 62256), (1368, 59662), (1656, 49286), (1748, 46692), (2594, 31464), (2622, 31128), (2736, 29831), (3312, 24643), (3496, 23346), (3891, 20976), (3933, 20752), (5188, 15732), (5244, 15564), (6992, 11673), (7782, 10488), (7866, 10376)]