217233420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{84199}}^1$

素因数の和:84254

約数の個数: 48

約数和(自身を含む): 622406400

約数和(自身を除く): 405172980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 84199, 168398, 252597, 336796, 420995, 505194, 841990, 1010388, 1262985, 1683980, 2525970, 3620557, 5051940, 7241114, 10861671, 14482228, 18102785, 21723342, 36205570, 43446684, 54308355, 72411140, 108616710, 217233420]

約数ペア:

[(1, 217233420), (2, 108616710), (3, 72411140), (4, 54308355), (5, 43446684), (6, 36205570), (10, 21723342), (12, 18102785), (15, 14482228), (20, 10861671), (30, 7241114), (43, 5051940), (60, 3620557), (86, 2525970), (129, 1683980), (172, 1262985), (215, 1010388), (258, 841990), (430, 505194), (516, 420995), (645, 336796), (860, 252597), (1290, 168398), (2580, 84199)]