203426820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{2089}}^1$

素因数の和:2645

約数の個数: 72

約数和(自身を含む): 618497880

約数和(自身を除く): 415071060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 541, 1082, 1623, 2089, 2164, 2705, 3246, 4178, 4869, 5410, 6267, 6492, 8115, 8356, 9738, 10445, 10820, 12534, 16230, 18801, 19476, 20890, 24345, 25068, 31335, 32460, 37602, 41780, 48690, 62670, 75204, 94005, 97380, 125340, 188010, 376020, 1130149, 2260298, 3390447, 4520596, 5650745, 6780894, 10171341, 11301490, 13561788, 16952235, 20342682, 22602980, 33904470, 40685364, 50856705, 67808940, 101713410, 203426820]

約数ペア:

[(1, 203426820), (2, 101713410), (3, 67808940), (4, 50856705), (5, 40685364), (6, 33904470), (9, 22602980), (10, 20342682), (12, 16952235), (15, 13561788), (18, 11301490), (20, 10171341), (30, 6780894), (36, 5650745), (45, 4520596), (60, 3390447), (90, 2260298), (180, 1130149), (541, 376020), (1082, 188010), (1623, 125340), (2089, 97380), (2164, 94005), (2705, 75204), (3246, 62670), (4178, 48690), (4869, 41780), (5410, 37602), (6267, 32460), (6492, 31335), (8115, 25068), (8356, 24345), (9738, 20890), (10445, 19476), (10820, 18801), (12534, 16230)]