204800970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 566673408

約数和(自身を除く): 361872438

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 121, 138, 165, 223, 230, 242, 253, 330, 345, 363, 446, 506, 605, 669, 690, 726, 759, 1115, 1210, 1265, 1331, 1338, 1518, 1815, 2230, 2453, 2530, 2662, 2783, 3345, 3630, 3795, 3993, 4906, 5129, 5566, 6655, 6690, 7359, 7590, 7986, 8349, 10258, 12265, 13310, 13915, 14718, 15387, 16698, 19965, 24530, 25645, 26983, 27830, 30613, 30774, 36795, 39930, 41745, 51290, 53966, 56419, 61226, 73590, 76935, 80949, 83490, 91839, 112838, 134915, 153065, 153870, 161898, 169257, 183678, 269830, 282095, 296813, 306130, 338514, 404745, 459195, 564190, 593626, 620609, 809490, 846285, 890439, 918390, 1241218, 1484065, 1692570, 1780878, 1861827, 2968130, 3103045, 3723654, 4452195, 6206090, 6826699, 8904390, 9309135, 13653398, 18618270, 20480097, 34133495, 40960194, 68266990, 102400485, 204800970]

約数ペア:

[(1, 204800970), (2, 102400485), (3, 68266990), (5, 40960194), (6, 34133495), (10, 20480097), (11, 18618270), (15, 13653398), (22, 9309135), (23, 8904390), (30, 6826699), (33, 6206090), (46, 4452195), (55, 3723654), (66, 3103045), (69, 2968130), (110, 1861827), (115, 1780878), (121, 1692570), (138, 1484065), (165, 1241218), (223, 918390), (230, 890439), (242, 846285), (253, 809490), (330, 620609), (345, 593626), (363, 564190), (446, 459195), (506, 404745), (605, 338514), (669, 306130), (690, 296813), (726, 282095), (759, 269830), (1115, 183678), (1210, 169257), (1265, 161898), (1331, 153870), (1338, 153065), (1518, 134915), (1815, 112838), (2230, 91839), (2453, 83490), (2530, 80949), (2662, 76935), (2783, 73590), (3345, 61226), (3630, 56419), (3795, 53966), (3993, 51290), (4906, 41745), (5129, 39930), (5566, 36795), (6655, 30774), (6690, 30613), (7359, 27830), (7590, 26983), (7986, 25645), (8349, 24530), (10258, 19965), (12265, 16698), (13310, 15387), (13915, 14718)]