148974820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{1277}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 330644160

約数和(自身を除く): 181669340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 307, 380, 614, 1228, 1277, 1535, 2554, 3070, 5108, 5833, 6140, 6385, 11666, 12770, 23332, 24263, 25540, 29165, 48526, 58330, 97052, 116660, 121315, 242630, 392039, 485260, 784078, 1568156, 1960195, 3920390, 7448741, 7840780, 14897482, 29794964, 37243705, 74487410, 148974820]

約数ペア:

[(1, 148974820), (2, 74487410), (4, 37243705), (5, 29794964), (10, 14897482), (19, 7840780), (20, 7448741), (38, 3920390), (76, 1960195), (95, 1568156), (190, 784078), (307, 485260), (380, 392039), (614, 242630), (1228, 121315), (1277, 116660), (1535, 97052), (2554, 58330), (3070, 48526), (5108, 29165), (5833, 25540), (6140, 24263), (6385, 23332), (11666, 12770)]