1906380120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{121271}}^1$

素因数の和:121416

約数の個数: 64

約数和(自身を含む): 5762845440

約数和(自身を除く): 3856465320

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, 15720, 121271, 242542, 363813, 485084, 606355, 727626, 970168, 1212710, 1455252, 1819065, 2425420, 2910504, 3638130, 4850840, 7276260, 14552520, 15886501, 31773002, 47659503, 63546004, 79432505, 95319006, 127092008, 158865010, 190638012, 238297515, 317730020, 381276024, 476595030, 635460040, 953190060, 1906380120]

約数ペア:

[(1, 1906380120), (2, 953190060), (3, 635460040), (4, 476595030), (5, 381276024), (6, 317730020), (8, 238297515), (10, 190638012), (12, 158865010), (15, 127092008), (20, 95319006), (24, 79432505), (30, 63546004), (40, 47659503), (60, 31773002), (120, 15886501), (131, 14552520), (262, 7276260), (393, 4850840), (524, 3638130), (655, 2910504), (786, 2425420), (1048, 1819065), (1310, 1455252), (1572, 1212710), (1965, 970168), (2620, 727626), (3144, 606355), (3930, 485084), (5240, 363813), (7860, 242542), (15720, 121271)]