154345720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{643}}^1$

素因数の和:1024

約数の個数: 64

約数和(自身を含む): 369321120

約数和(自身を除く): 214975400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 353, 643, 680, 706, 1286, 1412, 1765, 2572, 2824, 3215, 3530, 5144, 6001, 6430, 7060, 10931, 12002, 12860, 14120, 21862, 24004, 25720, 30005, 43724, 48008, 54655, 60010, 87448, 109310, 120020, 218620, 226979, 240040, 437240, 453958, 907916, 1134895, 1815832, 2269790, 3858643, 4539580, 7717286, 9079160, 15434572, 19293215, 30869144, 38586430, 77172860, 154345720]

約数ペア:

[(1, 154345720), (2, 77172860), (4, 38586430), (5, 30869144), (8, 19293215), (10, 15434572), (17, 9079160), (20, 7717286), (34, 4539580), (40, 3858643), (68, 2269790), (85, 1815832), (136, 1134895), (170, 907916), (340, 453958), (353, 437240), (643, 240040), (680, 226979), (706, 218620), (1286, 120020), (1412, 109310), (1765, 87448), (2572, 60010), (2824, 54655), (3215, 48008), (3530, 43724), (5144, 30005), (6001, 25720), (6430, 24004), (7060, 21862), (10931, 14120), (12002, 12860)]