690229758

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{397}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 1480942080

約数和(自身を除く): 790712322

約数列:

[1, 2, 3, 6, 19, 38, 57, 101, 114, 151, 202, 302, 303, 397, 453, 606, 794, 906, 1191, 1919, 2382, 2869, 3838, 5738, 5757, 7543, 8607, 11514, 15086, 15251, 17214, 22629, 30502, 40097, 45258, 45753, 59947, 80194, 91506, 119894, 120291, 179841, 240582, 289769, 359682, 579538, 761843, 869307, 1138993, 1523686, 1738614, 2277986, 2285529, 3416979, 4571058, 6054647, 6833958, 12109294, 18163941, 36327882, 115038293, 230076586, 345114879, 690229758]

約数ペア:

[(1, 690229758), (2, 345114879), (3, 230076586), (6, 115038293), (19, 36327882), (38, 18163941), (57, 12109294), (101, 6833958), (114, 6054647), (151, 4571058), (202, 3416979), (302, 2285529), (303, 2277986), (397, 1738614), (453, 1523686), (606, 1138993), (794, 869307), (906, 761843), (1191, 579538), (1919, 359682), (2382, 289769), (2869, 240582), (3838, 179841), (5738, 120291), (5757, 119894), (7543, 91506), (8607, 80194), (11514, 59947), (15086, 45753), (15251, 45258), (17214, 40097), (22629, 30502)]