138512520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{384757}}^1$

素因数の和:384774

約数の個数: 48

約数和(自身を含む): 450166860

約数和(自身を除く): 311654340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 384757, 769514, 1154271, 1539028, 1923785, 2308542, 3078056, 3462813, 3847570, 4617084, 5771355, 6925626, 7695140, 9234168, 11542710, 13851252, 15390280, 17314065, 23085420, 27702504, 34628130, 46170840, 69256260, 138512520]

約数ペア:

[(1, 138512520), (2, 69256260), (3, 46170840), (4, 34628130), (5, 27702504), (6, 23085420), (8, 17314065), (9, 15390280), (10, 13851252), (12, 11542710), (15, 9234168), (18, 7695140), (20, 6925626), (24, 5771355), (30, 4617084), (36, 3847570), (40, 3462813), (45, 3078056), (60, 2308542), (72, 1923785), (90, 1539028), (120, 1154271), (180, 769514), (360, 384757)]