199943970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{6427}}^1$

素因数の和:6515

約数の個数: 64

約数和(自身を含む): 516502656

約数和(自身を除く): 316558686

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 61, 85, 102, 122, 170, 183, 255, 305, 366, 510, 610, 915, 1037, 1830, 2074, 3111, 5185, 6222, 6427, 10370, 12854, 15555, 19281, 31110, 32135, 38562, 64270, 96405, 109259, 192810, 218518, 327777, 392047, 546295, 655554, 784094, 1092590, 1176141, 1638885, 1960235, 2352282, 3277770, 3920470, 5880705, 6664799, 11761410, 13329598, 19994397, 33323995, 39988794, 66647990, 99971985, 199943970]

約数ペア:

[(1, 199943970), (2, 99971985), (3, 66647990), (5, 39988794), (6, 33323995), (10, 19994397), (15, 13329598), (17, 11761410), (30, 6664799), (34, 5880705), (51, 3920470), (61, 3277770), (85, 2352282), (102, 1960235), (122, 1638885), (170, 1176141), (183, 1092590), (255, 784094), (305, 655554), (366, 546295), (510, 392047), (610, 327777), (915, 218518), (1037, 192810), (1830, 109259), (2074, 96405), (3111, 64270), (5185, 38562), (6222, 32135), (6427, 31110), (10370, 19281), (12854, 15555)]