72053480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 180368640

約数和(自身を除く): 108315160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 271, 289, 340, 391, 460, 542, 578, 680, 782, 920, 1084, 1156, 1355, 1445, 1564, 1955, 2168, 2312, 2710, 2890, 3128, 3910, 4607, 5420, 5780, 6233, 6647, 7820, 9214, 10840, 11560, 12466, 13294, 15640, 18428, 23035, 24932, 26588, 31165, 33235, 36856, 46070, 49864, 53176, 62330, 66470, 78319, 92140, 105961, 124660, 132940, 156638, 184280, 211922, 249320, 265880, 313276, 391595, 423844, 529805, 626552, 783190, 847688, 1059610, 1566380, 1801337, 2119220, 3132760, 3602674, 4238440, 7205348, 9006685, 14410696, 18013370, 36026740, 72053480]

約数ペア:

[(1, 72053480), (2, 36026740), (4, 18013370), (5, 14410696), (8, 9006685), (10, 7205348), (17, 4238440), (20, 3602674), (23, 3132760), (34, 2119220), (40, 1801337), (46, 1566380), (68, 1059610), (85, 847688), (92, 783190), (115, 626552), (136, 529805), (170, 423844), (184, 391595), (230, 313276), (271, 265880), (289, 249320), (340, 211922), (391, 184280), (460, 156638), (542, 132940), (578, 124660), (680, 105961), (782, 92140), (920, 78319), (1084, 66470), (1156, 62330), (1355, 53176), (1445, 49864), (1564, 46070), (1955, 36856), (2168, 33235), (2312, 31165), (2710, 26588), (2890, 24932), (3128, 23035), (3910, 18428), (4607, 15640), (5420, 13294), (5780, 12466), (6233, 11560), (6647, 10840), (7820, 9214)]