213498560

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:622

約数の個数: 112

約数和(自身を含む): 560051712

約数和(自身を除く): 346553152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 131, 160, 176, 220, 262, 320, 352, 440, 463, 524, 655, 704, 880, 926, 1048, 1310, 1441, 1760, 1852, 2096, 2315, 2620, 2882, 3520, 3704, 4192, 4630, 5093, 5240, 5764, 7205, 7408, 8384, 9260, 10186, 10480, 11528, 14410, 14816, 18520, 20372, 20960, 23056, 25465, 28820, 29632, 37040, 40744, 41920, 46112, 50930, 57640, 60653, 74080, 81488, 92224, 101860, 115280, 121306, 148160, 162976, 203720, 230560, 242612, 303265, 325952, 407440, 461120, 485224, 606530, 667183, 814880, 970448, 1213060, 1334366, 1629760, 1940896, 2426120, 2668732, 3335915, 3881792, 4852240, 5337464, 6671830, 9704480, 10674928, 13343660, 19408960, 21349856, 26687320, 42699712, 53374640, 106749280, 213498560]

約数ペア:

[(1, 213498560), (2, 106749280), (4, 53374640), (5, 42699712), (8, 26687320), (10, 21349856), (11, 19408960), (16, 13343660), (20, 10674928), (22, 9704480), (32, 6671830), (40, 5337464), (44, 4852240), (55, 3881792), (64, 3335915), (80, 2668732), (88, 2426120), (110, 1940896), (131, 1629760), (160, 1334366), (176, 1213060), (220, 970448), (262, 814880), (320, 667183), (352, 606530), (440, 485224), (463, 461120), (524, 407440), (655, 325952), (704, 303265), (880, 242612), (926, 230560), (1048, 203720), (1310, 162976), (1441, 148160), (1760, 121306), (1852, 115280), (2096, 101860), (2315, 92224), (2620, 81488), (2882, 74080), (3520, 60653), (3704, 57640), (4192, 50930), (4630, 46112), (5093, 41920), (5240, 40744), (5764, 37040), (7205, 29632), (7408, 28820), (8384, 25465), (9260, 23056), (10186, 20960), (10480, 20372), (11528, 18520), (14410, 14816)]