74991540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1321

約数の個数: 96

約数和(自身を含む): 229178880

約数和(自身を除く): 154187340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 79, 130, 156, 158, 195, 237, 260, 316, 390, 395, 474, 780, 790, 948, 1027, 1185, 1217, 1580, 2054, 2370, 2434, 3081, 3651, 4108, 4740, 4868, 5135, 6085, 6162, 7302, 10270, 12170, 12324, 14604, 15405, 15821, 18255, 20540, 24340, 30810, 31642, 36510, 47463, 61620, 63284, 73020, 79105, 94926, 96143, 158210, 189852, 192286, 237315, 288429, 316420, 384572, 474630, 480715, 576858, 949260, 961430, 1153716, 1249859, 1442145, 1922860, 2499718, 2884290, 3749577, 4999436, 5768580, 6249295, 7499154, 12498590, 14998308, 18747885, 24997180, 37495770, 74991540]

約数ペア:

[(1, 74991540), (2, 37495770), (3, 24997180), (4, 18747885), (5, 14998308), (6, 12498590), (10, 7499154), (12, 6249295), (13, 5768580), (15, 4999436), (20, 3749577), (26, 2884290), (30, 2499718), (39, 1922860), (52, 1442145), (60, 1249859), (65, 1153716), (78, 961430), (79, 949260), (130, 576858), (156, 480715), (158, 474630), (195, 384572), (237, 316420), (260, 288429), (316, 237315), (390, 192286), (395, 189852), (474, 158210), (780, 96143), (790, 94926), (948, 79105), (1027, 73020), (1185, 63284), (1217, 61620), (1580, 47463), (2054, 36510), (2370, 31642), (2434, 30810), (3081, 24340), (3651, 20540), (4108, 18255), (4740, 15821), (4868, 15405), (5135, 14604), (6085, 12324), (6162, 12170), (7302, 10270)]