311520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:88

約数の個数: 96

約数和(自身を含む): 1088640

約数和(自身を除く): 777120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 59, 60, 66, 80, 88, 96, 110, 118, 120, 132, 160, 165, 176, 177, 220, 236, 240, 264, 295, 330, 352, 354, 440, 472, 480, 528, 590, 649, 660, 708, 880, 885, 944, 1056, 1180, 1298, 1320, 1416, 1760, 1770, 1888, 1947, 2360, 2596, 2640, 2832, 3245, 3540, 3894, 4720, 5192, 5280, 5664, 6490, 7080, 7788, 9440, 9735, 10384, 12980, 14160, 15576, 19470, 20768, 25960, 28320, 31152, 38940, 51920, 62304, 77880, 103840, 155760, 311520]

約数ペア:

[(1, 311520), (2, 155760), (3, 103840), (4, 77880), (5, 62304), (6, 51920), (8, 38940), (10, 31152), (11, 28320), (12, 25960), (15, 20768), (16, 19470), (20, 15576), (22, 14160), (24, 12980), (30, 10384), (32, 9735), (33, 9440), (40, 7788), (44, 7080), (48, 6490), (55, 5664), (59, 5280), (60, 5192), (66, 4720), (80, 3894), (88, 3540), (96, 3245), (110, 2832), (118, 2640), (120, 2596), (132, 2360), (160, 1947), (165, 1888), (176, 1770), (177, 1760), (220, 1416), (236, 1320), (240, 1298), (264, 1180), (295, 1056), (330, 944), (352, 885), (354, 880), (440, 708), (472, 660), (480, 649), (528, 590)]