131004240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28729}}^1$

素因数の和:28764

約数の個数: 80

約数和(自身を含む): 427502400

約数和(自身を除く): 296498160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 28729, 57458, 86187, 114916, 143645, 172374, 229832, 287290, 344748, 430935, 459664, 545851, 574580, 689496, 861870, 1091702, 1149160, 1378992, 1637553, 1723740, 2183404, 2298320, 2729255, 3275106, 3447480, 4366808, 5458510, 6550212, 6894960, 8187765, 8733616, 10917020, 13100424, 16375530, 21834040, 26200848, 32751060, 43668080, 65502120, 131004240]

約数ペア:

[(1, 131004240), (2, 65502120), (3, 43668080), (4, 32751060), (5, 26200848), (6, 21834040), (8, 16375530), (10, 13100424), (12, 10917020), (15, 8733616), (16, 8187765), (19, 6894960), (20, 6550212), (24, 5458510), (30, 4366808), (38, 3447480), (40, 3275106), (48, 2729255), (57, 2298320), (60, 2183404), (76, 1723740), (80, 1637553), (95, 1378992), (114, 1149160), (120, 1091702), (152, 861870), (190, 689496), (228, 574580), (240, 545851), (285, 459664), (304, 430935), (380, 344748), (456, 287290), (570, 229832), (760, 172374), (912, 143645), (1140, 114916), (1520, 86187), (2280, 57458), (4560, 28729)]