51420120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3271}}^1$

素因数の和:3416

約数の個数: 64

約数和(自身を含む): 155485440

約数和(自身を除く): 104065320

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, 3271, 3930, 5240, 6542, 7860, 9813, 13084, 15720, 16355, 19626, 26168, 32710, 39252, 49065, 65420, 78504, 98130, 130840, 196260, 392520, 428501, 857002, 1285503, 1714004, 2142505, 2571006, 3428008, 4285010, 5142012, 6427515, 8570020, 10284024, 12855030, 17140040, 25710060, 51420120]

約数ペア:

[(1, 51420120), (2, 25710060), (3, 17140040), (4, 12855030), (5, 10284024), (6, 8570020), (8, 6427515), (10, 5142012), (12, 4285010), (15, 3428008), (20, 2571006), (24, 2142505), (30, 1714004), (40, 1285503), (60, 857002), (120, 428501), (131, 392520), (262, 196260), (393, 130840), (524, 98130), (655, 78504), (786, 65420), (1048, 49065), (1310, 39252), (1572, 32710), (1965, 26168), (2620, 19626), (3144, 16355), (3271, 15720), (3930, 13084), (5240, 9813), (6542, 7860)]