209280360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13313}}^1$

素因数の和:13458

約数の個数: 64

約数和(自身を含む): 632681280

約数和(自身を除く): 423400920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 13313, 15720, 26626, 39939, 53252, 66565, 79878, 106504, 133130, 159756, 199695, 266260, 319512, 399390, 532520, 798780, 1597560, 1744003, 3488006, 5232009, 6976012, 8720015, 10464018, 13952024, 17440030, 20928036, 26160045, 34880060, 41856072, 52320090, 69760120, 104640180, 209280360]

約数ペア:

[(1, 209280360), (2, 104640180), (3, 69760120), (4, 52320090), (5, 41856072), (6, 34880060), (8, 26160045), (10, 20928036), (12, 17440030), (15, 13952024), (20, 10464018), (24, 8720015), (30, 6976012), (40, 5232009), (60, 3488006), (120, 1744003), (131, 1597560), (262, 798780), (393, 532520), (524, 399390), (655, 319512), (786, 266260), (1048, 199695), (1310, 159756), (1572, 133130), (1965, 106504), (2620, 79878), (3144, 66565), (3930, 53252), (5240, 39939), (7860, 26626), (13313, 15720)]