15993420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6199}}^1$

素因数の和:6254

約数の個数: 48

約数和(自身を含む): 45830400

約数和(自身を除く): 29836980

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, 6199, 12398, 18597, 24796, 30995, 37194, 61990, 74388, 92985, 123980, 185970, 266557, 371940, 533114, 799671, 1066228, 1332785, 1599342, 2665570, 3198684, 3998355, 5331140, 7996710, 15993420]

約数ペア:

[(1, 15993420), (2, 7996710), (3, 5331140), (4, 3998355), (5, 3198684), (6, 2665570), (10, 1599342), (12, 1332785), (15, 1066228), (20, 799671), (30, 533114), (43, 371940), (60, 266557), (86, 185970), (129, 123980), (172, 92985), (215, 74388), (258, 61990), (430, 37194), (516, 30995), (645, 24796), (860, 18597), (1290, 12398), (2580, 6199)]