27280980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151561}}^1$

素因数の和:151576

約数の個数: 36

約数和(自身を含む): 82752852

約数和(自身を除く): 55471872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 151561, 303122, 454683, 606244, 757805, 909366, 1364049, 1515610, 1818732, 2273415, 2728098, 3031220, 4546830, 5456196, 6820245, 9093660, 13640490, 27280980]

約数ペア:

[(1, 27280980), (2, 13640490), (3, 9093660), (4, 6820245), (5, 5456196), (6, 4546830), (9, 3031220), (10, 2728098), (12, 2273415), (15, 1818732), (18, 1515610), (20, 1364049), (30, 909366), (36, 757805), (45, 606244), (60, 454683), (90, 303122), (180, 151561)]