31057560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:362

約数の個数: 128

約数和(自身を含む): 104760000

約数和(自身を除く): 73702440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 149, 180, 193, 216, 270, 298, 360, 386, 447, 540, 579, 596, 745, 772, 894, 965, 1080, 1158, 1192, 1341, 1490, 1544, 1737, 1788, 1930, 2235, 2316, 2682, 2895, 2980, 3474, 3576, 3860, 4023, 4470, 4632, 5211, 5364, 5790, 5960, 6705, 6948, 7720, 8046, 8685, 8940, 10422, 10728, 11580, 13410, 13896, 16092, 17370, 17880, 20115, 20844, 23160, 26055, 26820, 28757, 32184, 34740, 40230, 41688, 52110, 53640, 57514, 69480, 80460, 86271, 104220, 115028, 143785, 160920, 172542, 208440, 230056, 258813, 287570, 345084, 431355, 517626, 575140, 690168, 776439, 862710, 1035252, 1150280, 1294065, 1552878, 1725420, 2070504, 2588130, 3105756, 3450840, 3882195, 5176260, 6211512, 7764390, 10352520, 15528780, 31057560]

約数ペア:

[(1, 31057560), (2, 15528780), (3, 10352520), (4, 7764390), (5, 6211512), (6, 5176260), (8, 3882195), (9, 3450840), (10, 3105756), (12, 2588130), (15, 2070504), (18, 1725420), (20, 1552878), (24, 1294065), (27, 1150280), (30, 1035252), (36, 862710), (40, 776439), (45, 690168), (54, 575140), (60, 517626), (72, 431355), (90, 345084), (108, 287570), (120, 258813), (135, 230056), (149, 208440), (180, 172542), (193, 160920), (216, 143785), (270, 115028), (298, 104220), (360, 86271), (386, 80460), (447, 69480), (540, 57514), (579, 53640), (596, 52110), (745, 41688), (772, 40230), (894, 34740), (965, 32184), (1080, 28757), (1158, 26820), (1192, 26055), (1341, 23160), (1490, 20844), (1544, 20115), (1737, 17880), (1788, 17370), (1930, 16092), (2235, 13896), (2316, 13410), (2682, 11580), (2895, 10728), (2980, 10422), (3474, 8940), (3576, 8685), (3860, 8046), (4023, 7720), (4470, 6948), (4632, 6705), (5211, 5960), (5364, 5790)]