28970810640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{40237237}}^1$

素因数の和:40237256

約数の個数: 60

約数和(自身を含む): 97293641484

約数和(自身を除く): 68322830844

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 40237237, 80474474, 120711711, 160948948, 201186185, 241423422, 321897896, 362135133, 402372370, 482846844, 603558555, 643795792, 724270266, 804744740, 965693688, 1207117110, 1448540532, 1609489480, 1810675665, 1931387376, 2414234220, 2897081064, 3218978960, 3621351330, 4828468440, 5794162128, 7242702660, 9656936880, 14485405320, 28970810640]

約数ペア:

[(1, 28970810640), (2, 14485405320), (3, 9656936880), (4, 7242702660), (5, 5794162128), (6, 4828468440), (8, 3621351330), (9, 3218978960), (10, 2897081064), (12, 2414234220), (15, 1931387376), (16, 1810675665), (18, 1609489480), (20, 1448540532), (24, 1207117110), (30, 965693688), (36, 804744740), (40, 724270266), (45, 643795792), (48, 603558555), (60, 482846844), (72, 402372370), (80, 362135133), (90, 321897896), (120, 241423422), (144, 201186185), (180, 160948948), (240, 120711711), (360, 80474474), (720, 40237237)]