260019080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 631290240

約数和(自身を除く): 371271160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 83, 85, 136, 166, 170, 271, 289, 332, 340, 415, 542, 578, 664, 680, 830, 1084, 1156, 1355, 1411, 1445, 1660, 2168, 2312, 2710, 2822, 2890, 3320, 4607, 5420, 5644, 5780, 7055, 9214, 10840, 11288, 11560, 14110, 18428, 22493, 23035, 23987, 28220, 36856, 44986, 46070, 47974, 56440, 78319, 89972, 92140, 95948, 112465, 119935, 156638, 179944, 184280, 191896, 224930, 239870, 313276, 382381, 391595, 449860, 479740, 626552, 764762, 783190, 899720, 959480, 1529524, 1566380, 1911905, 3059048, 3132760, 3823810, 6500477, 7647620, 13000954, 15295240, 26001908, 32502385, 52003816, 65004770, 130009540, 260019080]

約数ペア:

[(1, 260019080), (2, 130009540), (4, 65004770), (5, 52003816), (8, 32502385), (10, 26001908), (17, 15295240), (20, 13000954), (34, 7647620), (40, 6500477), (68, 3823810), (83, 3132760), (85, 3059048), (136, 1911905), (166, 1566380), (170, 1529524), (271, 959480), (289, 899720), (332, 783190), (340, 764762), (415, 626552), (542, 479740), (578, 449860), (664, 391595), (680, 382381), (830, 313276), (1084, 239870), (1156, 224930), (1355, 191896), (1411, 184280), (1445, 179944), (1660, 156638), (2168, 119935), (2312, 112465), (2710, 95948), (2822, 92140), (2890, 89972), (3320, 78319), (4607, 56440), (5420, 47974), (5644, 46070), (5780, 44986), (7055, 36856), (9214, 28220), (10840, 23987), (11288, 23035), (11560, 22493), (14110, 18428)]