1330987160

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{2521}}^1$

素因数の和:2796

約数の個数: 64

約数和(自身を含む): 3056058720

約数和(自身を除く): 1725071560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 197, 268, 335, 394, 536, 670, 788, 985, 1340, 1576, 1970, 2521, 2680, 3940, 5042, 7880, 10084, 12605, 13199, 20168, 25210, 26398, 50420, 52796, 65995, 100840, 105592, 131990, 168907, 263980, 337814, 496637, 527960, 675628, 844535, 993274, 1351256, 1689070, 1986548, 2483185, 3378140, 3973096, 4966370, 6756280, 9932740, 19865480, 33274679, 66549358, 133098716, 166373395, 266197432, 332746790, 665493580, 1330987160]

約数ペア:

[(1, 1330987160), (2, 665493580), (4, 332746790), (5, 266197432), (8, 166373395), (10, 133098716), (20, 66549358), (40, 33274679), (67, 19865480), (134, 9932740), (197, 6756280), (268, 4966370), (335, 3973096), (394, 3378140), (536, 2483185), (670, 1986548), (788, 1689070), (985, 1351256), (1340, 993274), (1576, 844535), (1970, 675628), (2521, 527960), (2680, 496637), (3940, 337814), (5042, 263980), (7880, 168907), (10084, 131990), (12605, 105592), (13199, 100840), (20168, 65995), (25210, 52796), (26398, 50420)]