201225810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{401}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 496679040

約数和(自身を除く): 295453230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 389, 401, 430, 645, 778, 802, 1167, 1203, 1290, 1945, 2005, 2334, 2406, 3890, 4010, 5835, 6015, 11670, 12030, 16727, 17243, 33454, 34486, 50181, 51729, 83635, 86215, 100362, 103458, 155989, 167270, 172430, 250905, 258645, 311978, 467967, 501810, 517290, 779945, 935934, 1559890, 2339835, 4679670, 6707527, 13415054, 20122581, 33537635, 40245162, 67075270, 100612905, 201225810]

約数ペア:

[(1, 201225810), (2, 100612905), (3, 67075270), (5, 40245162), (6, 33537635), (10, 20122581), (15, 13415054), (30, 6707527), (43, 4679670), (86, 2339835), (129, 1559890), (215, 935934), (258, 779945), (389, 517290), (401, 501810), (430, 467967), (645, 311978), (778, 258645), (802, 250905), (1167, 172430), (1203, 167270), (1290, 155989), (1945, 103458), (2005, 100362), (2334, 86215), (2406, 83635), (3890, 51729), (4010, 50181), (5835, 34486), (6015, 33454), (11670, 17243), (12030, 16727)]