147925640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1289}}^1$

素因数の和:1470

約数の個数: 64

約数和(自身を含む): 352944000

約数和(自身を除く): 205018360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 151, 152, 190, 302, 380, 604, 755, 760, 1208, 1289, 1510, 2578, 2869, 3020, 5156, 5738, 6040, 6445, 10312, 11476, 12890, 14345, 22952, 24491, 25780, 28690, 48982, 51560, 57380, 97964, 114760, 122455, 194639, 195928, 244910, 389278, 489820, 778556, 973195, 979640, 1557112, 1946390, 3698141, 3892780, 7396282, 7785560, 14792564, 18490705, 29585128, 36981410, 73962820, 147925640]

約数ペア:

[(1, 147925640), (2, 73962820), (4, 36981410), (5, 29585128), (8, 18490705), (10, 14792564), (19, 7785560), (20, 7396282), (38, 3892780), (40, 3698141), (76, 1946390), (95, 1557112), (151, 979640), (152, 973195), (190, 778556), (302, 489820), (380, 389278), (604, 244910), (755, 195928), (760, 194639), (1208, 122455), (1289, 114760), (1510, 97964), (2578, 57380), (2869, 51560), (3020, 48982), (5156, 28690), (5738, 25780), (6040, 24491), (6445, 22952), (10312, 14345), (11476, 12890)]