320731704

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2586

約数の個数: 128

約数和(自身を含む): 968448000

約数和(自身を除く): 647716296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 31, 36, 38, 54, 57, 62, 72, 76, 93, 108, 114, 124, 152, 171, 186, 216, 228, 248, 279, 342, 372, 456, 513, 558, 589, 684, 744, 837, 1026, 1116, 1178, 1368, 1674, 1767, 2052, 2232, 2356, 2521, 3348, 3534, 4104, 4712, 5042, 5301, 6696, 7068, 7563, 10084, 10602, 14136, 15126, 15903, 20168, 21204, 22689, 30252, 31806, 42408, 45378, 47899, 60504, 63612, 68067, 78151, 90756, 95798, 127224, 136134, 143697, 156302, 181512, 191596, 234453, 272268, 287394, 312604, 383192, 431091, 468906, 544536, 574788, 625208, 703359, 862182, 937812, 1149576, 1293273, 1406718, 1484869, 1724364, 1875624, 2110077, 2586546, 2813436, 2969738, 3448728, 4220154, 4454607, 5173092, 5626872, 5939476, 8440308, 8909214, 10346184, 11878952, 13363821, 16880616, 17818428, 26727642, 35636856, 40091463, 53455284, 80182926, 106910568, 160365852, 320731704]

約数ペア:

[(1, 320731704), (2, 160365852), (3, 106910568), (4, 80182926), (6, 53455284), (8, 40091463), (9, 35636856), (12, 26727642), (18, 17818428), (19, 16880616), (24, 13363821), (27, 11878952), (31, 10346184), (36, 8909214), (38, 8440308), (54, 5939476), (57, 5626872), (62, 5173092), (72, 4454607), (76, 4220154), (93, 3448728), (108, 2969738), (114, 2813436), (124, 2586546), (152, 2110077), (171, 1875624), (186, 1724364), (216, 1484869), (228, 1406718), (248, 1293273), (279, 1149576), (342, 937812), (372, 862182), (456, 703359), (513, 625208), (558, 574788), (589, 544536), (684, 468906), (744, 431091), (837, 383192), (1026, 312604), (1116, 287394), (1178, 272268), (1368, 234453), (1674, 191596), (1767, 181512), (2052, 156302), (2232, 143697), (2356, 136134), (2521, 127224), (3348, 95798), (3534, 90756), (4104, 78151), (4712, 68067), (5042, 63612), (5301, 60504), (6696, 47899), (7068, 45378), (7563, 42408), (10084, 31806), (10602, 30252), (14136, 22689), (15126, 21204), (15903, 20168)]